41P7.2

41P7.2
x = 13, y = 14, rule = B3/S23 9b2o$9bo$10bo$9b2o$8bo$9b2o$8bo2bo$3bob5o2bo$b3obo4b2o$o4bobobo$b4o4bo $5b4o$3bo2bo$3b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ AUTOSTART ]] #C [[ GPS 4 LOOP 7 ]]
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Pattern type	Oscillator
Number of cells	41
Bounding box	13×14
Period	7
Mod	7
Heat	6.6
Volatility	0.38
Strict volatility	0.38
Discovered by	Dean Hickerson
Year of discovery	1998
Rules Outer-totalistic rules B3/S23 – B378/S23678 Important rules Conway Life # of rules 25 = 32 Isotropic rules B3-c/S23-a – B2n34ce5ci6n78/S234cekqt5-eq678
Glider synthesis Fewest gliders 98† Catagolue-generated RLE 41p7.2_synth.rle †Can be constructed with 16 gliders using the reverse caber tosser universal constructor.
Pattern files Plaintext 41p7.2.cells RLE 41p7.2.rle
Identifiers apgcode xp7_wg886picgc48czoi7o5knzx343 Pentadecathlon ID 41P7.2

41P7.2 is an unnamed period-7 oscillator discovered by Dean Hickerson on October 5, 1998. In generation 5 it provides a two-cell spark, making it useful in the construction of higher-period oscillators.

Gallery

Generation 5 reveals the useful two-cell spark.

x = 15, y = 14, rule = B3/S23 4bo6b2o$2b2obo5bo$bo10bo$obo2bo5b2o$o2bo6bo$b2o8b2o$10bo2bo$5bob5o2bo$ 3b3obo4b2o$2bo4bobobo$3b4o4bo$7b4o$5bo2bo$5b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 ]] A period 28 oscillator, mold on 41P7.2 (click above to open LifeViewer) RLE: here Plaintext: here

See also

• Unix on 41P7.2
• 77P77

External links

• 41P7.2 at Adam P. Goucher's Catagolue

• 41P7.2 at Heinrich Koenig's Game of Life Object Catalogs