B3-cr4j5cq/S235q has many natural growth mechanisms. It was golfed for this (4, 1)c/13 failed replicator:
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x = 3, y = 3, rule = B3-cr4j5cq/S235q
3o$2bo$b2o!
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x = 6, y = 5, rule = B3-cr4j5cq/S235q
2o$5o$2bo2bo$3b2o$3bo!
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x = 6, y = 7, rule = B3-cr4j5cq/S235q
bobo$o3bo$o4bo$o4bo$o4bo$o3bo$bobo!
Note this glider+blinker reaction which becomes a 7-cell object that turns into a giant D2_+1-symmetric puffer:
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x = 3, y = 9, rule = B3-cr4j5cq/S235q
bo$o$3o4$bo$bo$bo!Code: Select all
x = 131, y = 15, rule = B3-cr4j5cq/S235q
2o2b2o2bo2b2ob2o2bo3bo3b2o22bo3b2o3bo4bo6bo4bo$bo2bo3b2o2bobo2b2o2bobo
bo2bo5b3o4b3o5bobobo2bobobo2bobo4b2o3bobo$bo2bo5bobobobo5bo2bo2bo21bo
2bo2bo2bo4bo4bo6bo$2o2b2o4bobobobo9b2o4bo4bo2bo4bo8b2o14b2o$11bo3bo6b
2o8bo4bo2bo4bo4b2o6b2o11bo$21bo2bo2bo4bo4b4o4bo3bo2bo4bo2bo$21bo2bobob
o5b3o4b3o5bo2bo4bo2bo51bo$22b2o3bo8bo4bo8b2o6b2o50b3o$36bo4bo12b2o25bo
18bo9b2o$34b3o4b3o6bo2bo2bo2bo20bobo7b3o6bobo27b2o$32bo4b4o4bo3bobobo
2bobobo20bo7bo3bo6bo27b3o$32bo4bo2bo4bo4bo3b2o3bo30b3o35bo$32bo4bo2bo
4bo2$34b3o4b3o!
New spaceships (excluding the 5c/13 from earlier): 9c/70, (4, 1)c/13, c/4 diagonal:
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x = 21, y = 55, rule = B3-cr4j5cq/S235q
o2bo$2obo$o2bo8$o2bo$2obo$o2bo18$17b3o$16bo3bo$16bo3bo$16b2ob2o$4b2o$
6bo$o2bobo$3bo11b2o$2o12bo2bo$14b2obo$14bobo10$bo$2o$3bobo$4b2o$4bo!
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x = 38, y = 302, rule = B3-cr4j5cq/S235q
2b4o$o4bo$5bo$o3bo2$o3bo$5bo$o4bo$2b4o142$5b3o$bo$o18b2o$3o14bo3bo$2b
2o3b2o7b2o4bo$3bo2b2o7b2o5bo$bobo2b2o8b2o4bo$3bobo11bo3bo$3bo2bobo10b
2o$2bo5b2o$2b4o13b2o$17bo3bo$6bo9b2o4bo$3b4o8b2o5bo$2bo13b2o4bo$2bo3bo
10bo3bo$19b2o3$5b3o41$6b2o$6b2o2$2b2o$b2o$3o55$35b2o$35b2o$36b2o16$32b
2o$33b2o$33b2o5$18bo$18b3o$19b2o$2o$3o30bo$2bo31bo$32b3o!
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x = 14, y = 14, rule = B3-cr4j5cq/S235q
2b2o$3b2o$o3bo$2o$b2o5$11b2o$12b2o$9bo3bo$9b2o$10b2o!
Here is a sierpinski builder, it is nice that it exists without being so common that it breaks apgsearch:
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x = 25, y = 17, rule = B3-cr4j5cq/S235q
b2obob2o9b2obob2o$b7o9b7o$o7bo7bo7bo$b7o9b7o$2bo3bo3b2ob2o3bo3bo$10b2o
b2o5$6bo3bo3bo3bo$5b7ob7o$4bo15bo$5b7ob7o2$8bo7bo$8bo7bo!
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EDIT: G + Beehive -> 2G + Beehive, can be chained together:
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x = 53, y = 91, rule = B3-cr4j5cq/S235q
bo$2bo$3o6$10b2o$9bo2bo$10b2o18$20b2o$19bo2bo$20b2o18$30b2o$29bo2bo$
30b2o18$40b2o$39bo2bo$40b2o18$50b2o$49bo2bo$50b2o!
20-cell quadratic growth:
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x = 2, y = 33, rule = B3-cr4j5cq/S235q
2o$bo$bo$o4$o$bo$bo$2o12$2o$bo$bo$o4$o$bo$bo$2o!
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x = 8, y = 13, rule = B3-cr4j5cq/S235q
2b2o$o4bo$6bo$o5bo$b6o4$3bo2bo$3b3obo$7bo$2b2obobo$2b2ob2o!
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x = 7, y = 7, rule = B3-cr4j5cq/S235q
2o2b3o$2o2b3o$2o2$5b2o$3o2b2o$3o2b2o!
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x = 11, y = 6, rule = B3-cr4j5cq/S235q
2o$2o2$8b3o$8bo$9bo!
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x = 7, y = 8, rule = B3-cr4j5cq/S235q
2o$2o3b2o$5b2o3$4b2o$4bobo$4bo!