Thread for your unusual catalyses

[b-engine]

Two more Dove eaters :

Code: Select all

x = 66, y = 32, rule = LifeHistory
11$45.2A$7.A4.A32.A.A4.A$6.A.A2.A.A33.A3.A.A$7.A4.2A33.2A3.2A$18.2A
38.2A$18.2A38.2A6$12.3E4.2A31.3E4.2A$11.E2.E4.2A30.E2.E4.2A$10.E2.E
36.E2.E$11.2E38.2E!

The right eater employs an unusual application of eater 1 as rock.

[LWSSONHWSSONLWSS]

Unusual eater catalysis:

Code: Select all

x = 10, y = 10, rule = B3/S23
4b2o$2b3o$2bo$3bo$4b2o2$2o4b2o$bo4bo$bo5b3o$9bo!

[hotcrystal0]

Here's an unusual block catalysis:

Code: Select all

x = 8, y = 16, rule = B3/S23
5b2o$5b2o3$bobo$bobo2bo$2b2o3bo$5b3o5$2b2o$bobo$bo$2o!

Edit: Two more unusual block catalyses:

Code: Select all

x = 39, y = 20, rule = B3/S23
2$27b3obo$27b4ob2o3b2o$11b3o15bo2bo4b2o$30bo$30bob2o$30bo$32b2o$2b2o25b
2o$2b2o5b3o14b2obo$8bo2bo15b2o2bo$8bo3bo13b2o3bo$8b2ob2o15bo3bo$9bo19b
obo$9b2o2bo10bo5bo$8bo2b2o11bo$8bobo13bo$8b3o!

[MathAndCode]

Here is an unusual tub pair catalysis.

Code: Select all

x = 10, y = 9, rule = B3/S23
3bo$o2b3o$2o3bo2bo$o3b2obobo$8bo2$7bo$6bobo$7bo!

Here is a variant where the interaction lasts longer.

Code: Select all

x = 13, y = 13, rule = B3/S23
7bo$7bo$7bo$4bo$4bobo$6b3o$8bo2bo$7b2obobo$11bo$bo$bobo2bo3bo$o4bo3bo
bo$5bo4bo!

Here is an unusual block catalysis.

Code: Select all

x = 12, y = 13, rule = B3/S23
3b2o$3b2o3$3bo$b2ob2o$b2o5b4o$o$bo8bo$bo$2bo$2bo$2bo!

Edit: Here is an unusual eater 3 catalysis.

Code: Select all

x = 24, y = 21, rule = B3/S23
15bo$14bobo$15bo2$13b5o$13bo4bo$16bo2bo$16b2obo2bo$13bo5bobobo$12bobo
4bo2bo$12bo2bo2b2o$13b2o$10bo$9b3o$9bo2bo$2bo2b3obob3o$3bo4bo2b2o$3bo
2b2o3bo$bo4bob3o$bo5b3o$o7bo!

[synperiplanar]

unusual eater2 variant catalysis:

Code: Select all

x = 19, y = 16, rule = B3/S23
7bo$6bobo$6bobo$5b2ob2o$2bo$2b5ob2o$6bob2o$2b2o$2bo7b3o3bobo$obo6bo5b
o$2o7bo6bo$10bo5bobo$12bo3bobo$11bo3bo$12bo2bo$13bo!

[hotcrystal0]

Here’s an unusual eater 5 catalysis:

Code: Select all

x = 9, y = 12, rule = B3/S23
2bo$2o$o$4bo$bob2o$2bo$7b2o$3bo3b2o$2bobo$bobo$bo$2o!

[LWSSONHWSSONLWSS]

This uses the eater 2 four times!

Code: Select all

x = 14, y = 15, rule = B3/S23
9bo$8bobo$8bobo$7b2ob3o$13bo$7b2ob3o$7b2obo2$5bo$4bobo$3b2ob2o$6b2o$2o
4bo$obo$o!
[[ STOP 61 GPS 15 ]]

[MathAndCode]

Code: Select all

x = 31, y = 15, rule = LifeHistory
24.A$22.3A$12.3C6.A$12.C8.2A$11.3C3$24.2A$25.A$25.A.A$24.2A.3A$30.A$11.
3D10.2A.3A$2A11.2D9.2A.A$2A10.2D!

This has an unusual eater 2 catalysis. Here is a version with a bonus (albeit normal) catalysis at the end:

Code: Select all

x = 21, y = 13, rule = B3/S23
16bo$15bobo$15bobo$14b2ob3o$20bo$b3o10b2ob3o$o2bo5b2o3b2obo$2bo4bobob
2o$2bo2b2o5bo$2o6bo3bo$5bo5bo$6b4o$8bo!

Edit: Here is an unusual catalysis where a boat is supported by a block:

Code: Select all

x = 17, y = 10, rule = B3/S23
9bo$o2bo7bo$o2bo4bo2bo$o3bo2bo2b2o$3b2o3b3o$4bo4bo$15b2o$11b2o2b2o$10bobo$11bo!

Here is an unusual block catalysis:

Code: Select all

x = 5, y = 13, rule = B3/S23
3bo$3bo$3b2o2$3b2o$4bo$o3bo$3bo$b2o3$2b2o$2b2o!

Here is a double half-blockade catalysis:

Code: Select all

x = 9, y = 13, rule = B3/S23
6b2o$4bo2bo$4bobo$6bo2$2o3bo$4bo$bo2bo$2b3o2$7b2o$3b2o2b2o$3b2o!

Here is a somewhat unusual BTS catalysis:

Code: Select all

x = 16, y = 11, rule = B3/S23
2b3o$4bo$2b2ob2o$o5bo4b2o$o3bobo2bo2bo$3b3o3b3o2$9b2obob2o$10bob2obo$10bo$9b2o!

Another edit: Here is an unusual claw with tail catalysis.

Code: Select all

x = 13, y = 13, rule = B3/S23
10bo$10bo$7b2o2bo$7bo4bo$7bo$7bo$7bo$7bo$4b2o$2bo2bo$bob2o$bo$2o!

Yet another edit: Here is a typical snake catalysis followed by an unusual snake catalysis.

Code: Select all

x = 11, y = 11, rule = B3/S23
7b2o$8bo$obo4bo$2obo3b2o$3bo$2ob2o$2obo4b3o$3bo2bob3o$3bobobobo$2b2ob
o2bo$6b2o!

Fourth edit: Here are two unusual fishhook catalyses.

Code: Select all

x = 174, y = 17, rule = B3/S23
3b2o$2bo158bo$3b2o155b3o$159b5o$b3o154b2o3b2o$o3bo152b2o5b2o$o3bo153b
2o3b2o$b3o155bo3bo2$11b2o158b2o$11bobo157bobo$11bo159bo2$7b2o158b2o$7b
o159bo$8b3o157b3o$10bo159bo!

For context, they came from a 2g spark-search run. Here is the complete output.

Code: Select all

x = 1463, y = 187, rule = B3/S23
807bo$333bo474bo235bo168bo$244bobo86bobo470b3o236b2o166bobo68bobo$174b
o70b2o86b2o65bobo560bo80b2o88bo78b2o70b2o$4bobo77bobo86bo71bo80bo74b2o
90bo69bo400b2o167bo72bo78bo77bo89bo$5b2o78b2o86b3o151b2o72bo89b2o71b2o
320bo76b2o168b3o71b2o155b2o85b2o$5bo79bo165bo74b2o164b2o69b2o83bo73bo
161bobo319b2o83bo71b2o87b2o$250bo395bobo74b2o160b2o155b2o246bo$9bobo
77bobo77bobo78b3o234bo81bo77b2o73b2o317bobo85bobo158b3o76bo77bo$9b2o
78b2o79b2o313bobo81bobo234b2o235bo86b2o237bobo73bobo$10bo79bo79bo315b
2o81b2o156bo79b2o321bo238b2o75b2o$404b2o236b3o82b2o77bo76bo77b2o$403bo
bo238bo81bobo154b2o75bobo$405bo237bo238bobo77bo66$1038bo12b2o$1037bobo
10bo2bo$1037b2obobo7bo2b2o$1040b2ob2o4b2ob2o$174bo155b2o710bo6b2ob2o
80bo75b2o$4bobo77bobo86bo72bobo80bo158bo79bo401bo80bo81bo75bo76bobo79b
o79bo$5b2o78b2o86b3o71b2o81b2o155b3o77b3o242bo72b2o71b2o10b2o65bo95b3o
74b2o75b2o78b3o77b3o$5bo79bo161bo160b2o76b5o75b5o311b2ob6o66bob2o9bobo
62b2ob2o6bo240bo78b5o75b5o$328b3o77bobo74b2o3b2o73b2o3b2o240b2o66b2ob
3ob2o2bo64bo2bo12b2o61b2ob2o4b2ob2o159b3o154b2o3b2o73b2o3b2o$9bobo77bo
bo77bobo77bo77bo3bo72bo79b2o5b2o71b2o5b2o77bo74b3obo79bob2o66bo4b2obo
3b2o62b2o12bo2bo61b2o2bo7bobob2o77bobo75bo3bo77bo74b2o5b2o71b2o5b2o$9b
2o78b2o79b2o76bo78bo3bo74b2o3bo73b2o3b2o73b2o3b2o72b3obobo73bobob3o78b
3o66b2o3bob2o4bo64bobo9b2obo63bo2bo10bobo78b2o75bo3bo76bo76b2o3b2o73b
2o3b2o$10bo79bo79bo77b3o77b3o74b6o75bo3bo75bo3bo75bo2b2o76bo2bo79bo68b
o2b2ob3ob2o66b2o10b2o65b2o12bo79bo77b3o77b3o75bo3bo75bo3bo$406bo238bo
234b6ob2o69bo$18b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o
64b2o12b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o$18bobo77bobo77bobo77bobo
77bobo77bobo77bobo77bobo77bobo77bobo77bobo77bobo77bobo77bobo77bobo77bo
bo77bobo77bobo77bobo$18bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo
79bo79bo79bo79bo79bo79bo79bo2$14b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o
78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o$14bo79bo79bo
79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo$15b3o
77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o
77b3o77b3o77b3o77b3o$17b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b
3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o$20bo79bo79bo79bo79bo
79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo$19b2o78b2o78b
2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b
2o78b2o78b2o$18bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo
79bo79bo79bo79bo79bo$17bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o
74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o
74bob4o74bob4o$17bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo
74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo
2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo$18bo2bo76bo2bo76bo2bo
76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo
76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo$19b2o78b2o78b2o78b2o78b2o
78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o
49$487b3o77b3o797b3o77b3o$487b4o76b4o796b4o76b4o$486bo4bo74bo4bo794bo
4bo74bo4bo$488bo79bo799bo79bo$489bo2bo76bo2bo796bo2bo76bo2bo$484bo4bo
74bo4bo386b2o96b2o308bo4bo74bo4bo$955bobo14bo81b2o$493bo79bo304b2o75bo
2bo13b2o399bo79bo$251b3o76b2o153bo6b2o71bo6b2o157b2o144b2o74bo14bo4bo
236b2o79b3o71bo6b2o71bo6b2o$332bo145bo6bo5bo66bo6bo5bo80b2o76b3o145bob
o14b2o59bob3o6b2o3bo61b2o15bo160bo145bo6bo5bo66bo6bo5bo$10b3o77b3o80b
2o75bobobo75b2o143b2obo5b2o5bo63b2obo5b2o5bo79bo2b2o74bobo146b2o14b2o
69bo2bob3o60b2o14bob2o79b2o75b2o78bobobo60b2obo5b2o5bo63b2obo5b2o5bo$
10bo79bo78b2o2b2o75b2ob2o230bo2b5o72bo2b5o81b2o68b3o3b3o144b4o14b2o70b
2o4bo78b2o75b2o2b2o155b2ob2o70bo2b5o72bo2b5o$11bo79bo78b2o76b2o5b2o68b
3o155b2o7b2o69b2o7b2o77bo72b3o149bobo16b3o56b2o15bobo77bo78b2o73b3o80b
2o5b2o66b2o7b2o69b2o7b2o$166b2ob3o74bo2bo2bo2bo2bo217bo5b2o7bo64bo5b2o
7bo72bo3bo4bobo2b2o63bo2bo149bobo11b2obo61bo13b2o3bo58b2o91b2ob3o154bo
2bo2bo2bo2bo57bo5b2o7bo64bo5b2o7bo$170b2o74bobo2bobo2bobo153bo63bo79bo
86b3obo4b2o6bo63b2obo149bo13bo82bo58b2o95b2o154bobo2bobo2bobo57bo79bo$
2b3o5b3o69b3o5b3o71bo2bo3bo74bo2bo2bo2bo2bo71bo2bo75bo4bo65bobo77bobo
79bo2bobo5b5o66b4o77bo3bo157bo5bo81b2o67bo2bo3bo78bo2bo72bo2bo2bo2bo2b
o61bobo77bobo$2bo3bobo3bo69bo3bobo3bo72b4o2b2o75b2o5b2o149b4o4bo64b2ob
2o75b2ob2o77b2obo4bo4bo2b4o65bo5b2o71bo4bo84bo57b2o12bob2obo81b3o68b4o
2b2o155b2o5b2o62b2ob2o75b2ob2o$2ob2o5b2ob2o65b2ob2o5b2ob2o76b2o77b2ob
2o79bo70b3o6b2o63bo79bo82b2o6bo3b2o75b2obo70bo68b2o2b2o11bo61b2o11bo3b
o84bo75b2o81bo75b2ob2o64bo79bo$o13bo65bo13bo75bo3bo75bobobo74bo3bo70b
3o4b2obo65bo2bo9b2o65bo2bo9b2o68bo2bo2bo5bo75bo2bo71bo2bo3b2o59bo177b
2o76bo3bo74bo3bo76bobobo65bo2bo9b2o65bo2bo9b2o$obo3b3o71bobo3b3o81bo3b
o159bo68b2o6b2o67b3o77b3o84b3o2bo2bo75bo80bo62bo2bo14bo73bo84bo77bo3bo
79bo145b3o77b3o$b3o7b2o2bo65b3o7b2o2bo75bo79bo3bo74bo3b2o66b3o7bo2bo
76bo2bo76bo2bo77bobo76bo2bo76bo2bo61bo14b2obo77b3o76bo2bo75bo78bo3b2o
75bo3bo76bo2bo76bo2bo$15bo79bo76bo2bo65bo13bo75b2o2bo66b3o3bo6bo79bo
79bo77bobo79bo79bo79bo79bo79bo76bo2bo75b2o2bo65bo13bo79bo79bo$7bo6bo
72bo6bo79bo66bobo10bo79bo68bob3o6bo79bo79bo79bo79bo79bo79bo79bo79bo79b
o79bo66bobo10bo79bo79bo$6b3o6b3o68b3o6b3o77b3o63b2o12b3o77b3o66b3o8b3o
77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o63b2o12b3o77b3o77b3o
$17b3o77b3o77b3o77b3o77b3o65bo11b3o77b3o77b3o77b3o77b3o77b3o77b3o77b3o
77b3o77b3o77b3o77b3o77b3o77b3o$20bo79bo79bo79bo79bo79bo79bo79bo79bo79b
o79bo79bo79bo79bo79bo79bo79bo79bo79bo$19b2o78b2o78b2o78b2o78b2o78b2o
78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o$18bo
79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo79bo
79bo$17bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o
74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o74bob4o
$17bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo
2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bobo2bo74bo
bo2bo74bobo2bo74bobo2bo74bobo2bo$18bo2bo76bo2bo76bo2bo76bo2bo76bo2bo
76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo76bo2bo
76bo2bo76bo2bo76bo2bo76bo2bo$19b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o
78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o78b2o!

However, I was actually interested in conversions, such as these:

Code: Select all

x = 95, y = 24, rule = B3/S23
4bo82bo$2bobo82bobo$3b2o82b2o3$bo79bo$2bo79bo$3o77b3o2$10b2o78b2o$10b
obo77bobo$10bo79bo2$6b2o78b2o$6bo79bo$7b3o77b3o$9b3o77b3o$12bo79bo$11b
2o78b2o$10bo79bo$9bob4o74bob4o$9bobo2bo74bobo2bo$10bo2bo76bo2bo$11b2o
78b2o!

[synperiplanar]

goofy regen loop catalysis

Code: Select all

x = 15, y = 14, rule = B3/S23
9b2o$9b2o2$4bo$4b2o4b2o$3b3o3bo2bo$2b3o4bobo$ob2o3bobobobo$2bo3bobobo
bobo$7bo2bo2bo$4obo2b2ob2o$9bobo$9bobo$10bo!