I-heptomino hasslers

Oscillators
Sparkers	p7 • p8 • p9 • p10 • With specific period • With specific spark type
Hasslers	Traffic light • Honey farm hasslers • Honey farm shuttles • R-pentomino • Pi-heptomino • Lumps of muck • Fleet • Century • B-heptomino • Wing • I-heptomino • Two-glider octomino • Long bun • Procrastinator • Blonk-tie • Teardrop • Butterfly • U-turner • Iwona active region • Octomino II • Pre-pulsar shuttles • Pre-pulsar hasslers • Z-hexomino
Related	With specific hassled object Dependent reflector loops Shuttles

A I-heptomino hassler is an oscillator that hassles one or more copies of I-heptomino, the tenth most common evolutionary sequence.

I-heptomino hasslers known periods:
20	21	30	36	40	48	52	62	70	75	77	80	139	208

p20

x = 24, y = 30, rule = B3/S23 b2o10b2o$o2bo8bo2bo$3o10b3o$3b10o$2bo2b6o2bo$2b2o2b4o2b2o3$8bo$7bobo$b o4bo3bo$obo4bo2bo$bo7b2o5$13b2o7bo$13bo2bo4bobo$13bo3bo4bo$14bobo$15bo 3$10b2o2b4o2b2o$10bo2b6o2bo$11b10o$8b3o10b3o$8bo2bo8bo2bo$9b2o10b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

Found by Carson Cheng on January 22, 2023 (click above to open LifeViewer) Catagolue: here

p21

x = 28, y = 22, rule = B3/S23 12b2o$12bo$5b2o6bo$6bo5b2o9bo$6bobo10bob2obob2o$7b2o9bobo3bob2o$19bo4b o$10b3o10b2o$11b2o$8bo2b2o$9b2o$17b2o$15b2o2bo$15b2o$3b2o10b3o$3bo4bo$ 2obo3bobo9b2o$2obob2obo10bobo$4bo9b2o5bo$14bo6b2o$15bo$14b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

Found by Carson Cheng on August 14, 2023 (click above to open LifeViewer) Catagolue: here

p30

x = 39, y = 28, rule = B3/S23 27b2o$25b3o$24bo4bo2bo$25b3ob4o$27bo5b2o$27bob2o2bo$28b2obobo$32bo4b2o $15b2o20bo$15b2o18bobo$35b2o$22b2o$22b2obo$22bob2o$13b2obo$13bob2o$15b 2o$2b2o$bobo18b2o$bo20b2o$2o4bo$5bobob2o$5bo2b2obo$4b2o5bo$6b4ob3o$6bo 2bo4bo$11b3o$10b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

Found by Mitchell Riley on April 16, 2023 (click above to open LifeViewer) Catagolue: here

p36

x = 39, y = 22, rule = B3/S23 2o4b2o$obo2bo2bo$2b4ob3o21b2o4b2o$obo2bo2bo21bo2bo2bobo$2o7bo19b3ob4o$ 9b2o19bo2bo2bobo$9bo2bo16bo7b2o$9bobo7b3o6b2o$10b2o6bo2bo4bo2bo$7b2ob 2o5bo9bobo$7b2ob2o6bobo6b2o$10b2o7bo7b2ob2o$9bobo15b2ob2o$9bo2bo14b2o$ 9b2o16bobo$2o7bo16bo2bo$obo2bo2bo19b2o$2b4ob3o19bo7b2o$obo2bo2bo10b2o 9bo2bo2bobo$2o4b2o10bob2o7b3ob4o$30bo2bo2bobo$31b2o4b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

Found by Carson Cheng on September 6, 2022 (click above to open LifeViewer) Catagolue: here

p40

x = 37, y = 39, rule = B3/S23 12b2o$12b2o3$3b2o$5bo$4b2o4bo$4b2o4b2o$b2obo4bob2o$2b2o4b2o$3bo4b2o$8b o$9b2o3$2o6b2o$2o6b2o2$15bo$14bobo$3b2o8bo3bo$3b2o8bo2bo12b2o$13b2o14b 2o$26b3o6b2o$26bo2bo5b2o$27b3o$12b3o$12b2o6b2o$20b2o4$15b2o$15b2o$27b 3o$20b2o5bo2bo$20b2o6b3o$26b2o$26b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

Found by praosylen on December 16, 2020, based off of a partial from Tanner Jacobi. Uses a reaction based on Beluchenko's p40. (click above to open LifeViewer) Catagolue: here

p48

x = 37, y = 23, rule = B3/S23 4b2o$4b2o12bo$16b3o$2b6o7bo$bo6bo6b2o14b2o$b2o3b2o23bobo$5bo22b2obobo $17bo10bobobo$4b3o8b2ob2o10bo$4b3o8bo2bo11b2o$3ob3o9b2o12b3o$4b3o23b3o $4b3o12b2o9b3ob3o$5b2o11bo2bo8b3o$6bo10b2ob2o8b3o$4bobobo10bo$3bobob2o 22bo$3bobo23b2o3b2o$4b2o14b2o6bo6bo$21bo7b6o$18b3o$18bo12b2o$31b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ HEIGHT 400 WIDTH 600 THUMBNAIL THUMBSIZE 2 ZOOM 12 THEME Book STARTFROM 57 ]]

p48 found by Carson Cheng and reduced by 83bismuth38 on November 24, 2023. It's also an R-pentomino hassler. (click above to open LifeViewer) RLE: here Plaintext: here Catagolue: here

p52

x = 39, y = 33, rule = B3/S23 37b2o$37bo$30bo4bobo$29b3o3b2o$28bobobo$27b3ob3o$28bobobo$29b3o$30bo6bo$5b2o28b2o$6bo30b2o$5bo30bo$5b4o$8bo6b2o$3b3o8bo2b2o$2bo2bo8bo4bo$2b 2o9b2ob2o2b2o$10b2ob2o5b2o$9b3obo6b2o$9bobo6b2o8b3o$9b3o2b3o11bo2bo$10b2o20bo$29bobo$3b2o13b2o10bo$3b2o13bobo$20bo$20b2o$2b2o10bo$3bo10b2o$3o 4bo6b2o$o4b3o7bo$4bo$4b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

Found by iNoMed on November 24, 2023 (click above to open LifeViewer) Catagolue: here

p62

x = 30, y = 27, rule = B3/S23 8b2o6bo$7bo6b3o$10bo2bo$8b2o3b2o5$25bo$24bobo$15b3o6bobo$15b2o6b2ob3o$3bob2o8b2o2bo9bo$b3ob2o4b2o4b2o4b2ob3o$o9bo2b2o8b2obo$b3ob2o6b2o$3bobo6b3o$3bobo$4bo5$15b2o3b2o$16bo2bo$13b3o6bo$13bo6b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

Found by Mitchell Riley on April 5, 2023 (click above to open LifeViewer) Catagolue: here

p70

x = 63, y = 66, rule = B3/S23 18b2o23b2o$17b4o21b4o$15b2ob2obo19bob2ob2o$15bobo3b3o15b3o3bobo$15bobo 2bo3bo13bo3bo2bobo$16b3ob5o13b5ob3o$16bobobobo17bobobobo$14b5ob3o17b3o b5o$14bo3bo2bobo15bobo2bo3bo$15b3o3bobo15bobo3b3o$17bob2ob2o15b2ob2obo $18b4o19b4o$19b2o21b2o3$15bob3o23b3obo$14bob4o23b4obo$16bo3bo21bo3bo$ 13bo4b3o21b3o4bo$13bo3bob2o21b2obo3bo$3b2o2bo7b4obo3bo13bo3bob4o7bo2b 2o$3bo2bobo6b2o3bo2bobo11bobo2bo3b2o6bobo2bo$4bobobo11b2o2bo13bo2b2o 11bobobo$3b2obob2o8b2o23b2o8b2obob2o$2bo3b2o3bo6b2o23b2o6bo3b2o3bo$bob 2o2b2o8bobo3b2o13b2o3bobo8b2o2b2obo$bobo2bobo3bo4b2o4b2o13b2o4b2o4bo3b obo2bobo$2b3o2b2o45b2o2b3o$6b2o3bo39bo3b2o$5obob2o43b2obob5o$o2bo2bobo 45bobo2bo2bo$5b2obo6bo31bo6bob2o$6bobob2o2bobo8b2o9b2o8bobo2b2obobo$6b obob2o2bobo8bobo7bobo8bobo2b2obobo$5b2obo6bo11bo7bo11bo6bob2o$o2bo2bob o16b3o7b3o16bobo2bo2bo$5obob2o43b2obob5o$6b2o3bo39bo3b2o$2b3o2b2o45b2o 2b3o$bobo2bobo3bo4b2o5bo13bo5b2o4bo3bobo2bobo$bob2o2b2o8bobo3b2o13b2o 3bobo8b2o2b2obo$2bo3b2o3bo6b2o23b2o6bo3b2o3bo$3b2obob2o8b2o23b2o8b2obo b2o$4bobobo11b2o2bo13bo2b2o11bobobo$3bo2bobo6b2o3bo2bobo11bobo2bo3b2o 6bobo2bo$3b2o2bo7b4obo3bo13bo3bob4o7bo2b2o$13bo3bob2o21b2obo3bo$13bo4b 3o21b3o4bo$16bo3bo21bo3bo$14bob4o23b4obo$15bob3o23b3obo3$19b2o21b2o$ 18b4o19b4o$17bob2ob2o15b2ob2obo$15b3o3bobo15bobo3b3o$14bo3bo2bobo15bob o2bo3bo$14b5ob3o17b3ob5o$16bobobobo17bobobobo$16b3ob5o13b5ob3o$15bobo 2bo3bo13bo3bo2bobo$15bobo3b3o15b3o3bobo$15b2ob2obo19bob2ob2o$17b4o21b 4o$18b2o23b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 ZOOM 6 GPS 35 HEIGHT 500 STARTFROM 31 ]]

p70 I-heptomino/B-heptomino shuttle found by David Raucci on August 24, 2024 (click above to open LifeViewer) RLE: here Plaintext: here Catagolue: here

p75

#C https://catagolue.hatsya.com/object/xp75_474y484oz1v1y4321z9p9z01zy4ciab97f79baa4zy6iv078b43123/b3s23 x = 21, y = 29, rule = B3/S23 3o$3o10bo$bo10bobo$bo13bo$bo9bo2bo$obo8b3o3$obo$bo$bo$bo$3o$3o3$14bo$ 12bo3bo2$11bo5bo$9b3ob3ob3o$8bo3b2ob2o3bo$8bob3obob4o$9bo$11bobobob2o bo$10b2ob3obob2o$11bobo2bo$11bo2b2o$10b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

p75 I-heptomino hassler (click above to open LifeViewer) RLE: here Plaintext: here Catagolue: here

p77

x = 56, y = 29, rule = B3/S23 27b2o$27b2o$20b2o$21bo$6b2o13bobo24b2o$6bobo13b2o16b2o5bobo$4bobobo31b o6bobobo$3bobo2bob2o15bo10bobo3b2obo2bobo$2bo2bobobo2bo13bobo9b2o3bo2b obobo2bo$2b2obob2o2bobo11bo3bo12bobo2b2obob2o$12bo13bo2bo13bo$2b2ob2o 21b2o19b2ob2o$o2b2o46b2o2bo$2o7b2o4b2o22b2o4b2o7b2o$8bo2bo2bo2bo20bo2b o2bo2bo$2o7b2o4b2o22b2o4b2o7b2o$o2b2o46b2o2bo$2b2ob2o19b2o21b2ob2o$12b o13bo2bo13bo$2b2obob2o2bobo12bo3bo11bobo2b2obob2o$2bo2bobobo2bo3b2o9b obo13bo2bobobo2bo$3bobo2bob2o3bobo10bo15b2obo2bobo$4bobobo6bo31bobobo $6bobo5b2o16b2o13bobo$6b2o24bobo13b2o$34bo$34b2o$27b2o$27b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

p77, found by Mitchell Riley on June 1, 2026 (click above to open LifeViewer) Catagolue: here

p80

x = 31, y = 37, rule = B3/S23 21b2o$20bo2bo$23b2o$17bo5b3o$16bobo3bo2bo$17b2o3b3o2$17b2o3b3o$16bobo 3bo2bo$o3bo3bo3bo4bo5b3o$o2bobobobo2bo10b2o$4b2ob2o11bo2bo$21b2o$bo2b 2ob2o2bo$obo7bobo$b2ob2ob2ob2o$b2o2bobo2b2o$3bobobobo18bo$4bo3bo18bob o$26bo3bo$26bo2bo$26b2o$11b2o$10b4o$9b2ob3o$8b3o3bo$6bobo5b3o$5bob2ob 3obo$6b2o3b2o2$6b2o3b2o$5bob2ob3obo$6bobo5b3o$8b3o3bo$9b2ob3o$10b4o$11b 2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

p80, found by Caleb R. Hilton on October 14, 2026 (click above to open LifeViewer) RLE: here Plaintext: here Catagolue: here

p139

x = 48, y = 38, rule = B3/S23 35bo$34bobo$9bo24bobo$8bobo14bo7b2ob3o$8bobo14b3o11bo$6b3ob2o16bo4b2ob 3o4bo$5bo21b2o4b2obo5bobo$6b3ob2o30bobo$8bob2o29b2ob3o$47bo$41b2ob3o$ 41b2obo3$45b2o$45bo$43bobo$9b2o25b2o5b2o$8b2o26bobo$9bobo26b2o$3b2o5b 2o25b2o$2bobo$2bo$b2o3$3bob2o$b3ob2o$o$b3ob2o29b2obo$3bobo30b2ob3o$3bo bo5bob2o4b2o21bo$4bo4b3ob2o4bo16b2ob3o$8bo11b3o14bobo$9b3ob2o7bo14bobo $11bobo24bo$11bobo$12bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 STARTFROM 61 ]]

p139, found by Mitchell Riley on October 1, 2023. Also a century hassler (click above to open LifeViewer) RLE: here Plaintext: here Catagolue: here

p208

x = 57, y = 53, rule = B3/S23 25b2o$23b2obo$22bo2bo$22bo2bo4bo$22bo2bo3bobo$23b3o3b2o2$23b3o3b2o$8b 2o12bo2bo3bobo$7b4o11bo2bo4bo21b2o$6b2ob3o10bo2bo27bo$5b3o3bo11b2obo21b 3o2b2o$3bobo5b3o11b2o19b3obo3bo$2bob2ob3obo34bo4bob2o$3b2o3b2o40bobo$ 48b2obo4bo$3b2o3b2o38bo3bob3o$2bob2ob3obo36b2o2b3o$3bobo5b3o35bo$5b3o 3bo37b2o$6b2ob3o$7b4o$8b2o$31b3o$31bo2bo9bo$12bo10bo11bo7bobo$11bobo8b obo7bobo8bobo$11bobo7bo11bo10bo$12bo9bo2bo$23b3o$47b2o$46b4o$45b3ob2o $6b2o37bo3b3o$7bo35b3o5bobo$2b3o2b2o36bob3ob2obo$3obo3bo38b2o3b2o$o4b ob2o$4bobo40b2o3b2o$2b2obo4bo34bob3ob2obo$2bo3bob3o19b2o11b3o5bobo$2b 2o2b3o21bob2o11bo3b3o$3bo27bo2bo10b3ob2o$3b2o21bo4bo2bo11b4o$25bobo3b o2bo12b2o$26b2o3b3o2$26b2o3b3o$25bobo3bo2bo$26bo4bo2bo$31bo2bo$30bob2o $30b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 HEIGHT 500 ]]

p208, found by Caleb R. Hilton on July 14, 2026 (click above to open LifeViewer) Catagolue: here