27P4H1V1

27P4H1V1
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Pattern type	Tagalong Spaceship
Number of cells	27
Bounding box	13 × 12
Direction	Diagonal
Period	4
Mod	2
Speed	c/4 | c/4
Heat	22.0
Discovered by	Jason Summers
Year of discovery	2000
Rules Outer-totalistic rules B3/S23 – B368/S2378 # of rules 24 = 16 Isotropic rules B3-cey/S2-n3-cky – B2i34-ajnqr5cejkq67e8/S234-ajkr5-jqy6-i78
Glider synthesis Fewest gliders 36† Catagolue-generated RLE synthesis Uploaded synthesis RLE 27p4h1v1_synth.rle †Can be constructed with 15 gliders using the reverse caber tosser universal constructor.
Pattern files Plaintext 27p4h1v1.cells RLE 27p4h1v1.rle
Identifiers apgcode xq4_g40s44552gkoz8c4hzw223 Pentadecathlon ID 27P4H1V1.1

Not to be confused with wing (spaceship).

27P4H1V1 (or wings) is a c/4 diagonal spaceship found by Jason Summers on September 13, 2000. It consists of two gliders pulling a small tagalong.

A 64-glider synthesis for 27P4H1V1 was found by Goldtiger997 on October 28, 2019. This was reduced to 42 gliders over the next few days due to optimizations by various people, and was reduced again to 36 gliders in November.

Nicolay Beluchenko found various tagalongs for 27P4H1V1 in September 2005, as shown below.

[[:RLE:27p4h1v1tagalongs]] #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ ZOOM 1.5 ]] A collection of tagalongs for a single 27P4H1V1 spaceship (click above to open LifeViewer) RLE: here Plaintext: here

[[:RLE:27p4h1v1tagalongs2]] #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ ZOOM 2 ]] A collection of tagalongs for a pair of 27P4H1V1 spaceships (click above to open LifeViewer) RLE: here Plaintext: here

External links

• 27P4H1V1.1 at Heinrich Koenig's Game of Life Object Catalogs

• 27P4H1V1 at Adam P. Goucher's Catagolue