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A102358 Finite sequence of iterations at which Langton's Ant passes through the origin. 7
0, 4, 8, 16, 52, 60, 96, 140, 184, 276, 368, 376, 384, 392, 428, 436, 472, 656, 660, 3412, 4144, 4152, 6168, 6764, 8048, 8052, 8056, 8060, 8068 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Numbers n such that A274369(n) = A274370(n) = 0. - Felix Fröhlich, Jul 26 2016

REFERENCES

Christopher G. Langton et al., (1990) Artificial Life II. Addison-Wesley, Reading, MA., USA

LINKS

Table of n, a(n) for n=1..29.

P. Sarkar, A Brief History of Cellular Automata, ACM Computing Surveys. Vol. 32 No. 1 March (2000).

PROG

Ant Farm algorithm available from bbarbour(AT)unitec.ac.nz

CROSSREFS

Cf. A102127, A102369, A274369, A274370.

Sequence in context: A077447 A337783 A301773 * A038238 A230112 A023376

Adjacent sequences:  A102355 A102356 A102357 * A102359 A102360 A102361

KEYWORD

easy,nonn,fini,full

AUTHOR

Robert H Barbour, Feb 21 2005, corrected Feb 27 2005

STATUS

approved

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Last modified May 8 20:32 EDT 2021. Contains 343668 sequences. (Running on oeis4.)