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A006978 Cellular automaton with 000, 001, 010, 011, ..., 111 -> 0,1,1,1,0,1,1,0.
(Formerly M2642)
+0
4
1, 3, 7, 13, 31, 49, 115, 215, 509, 775, 1805, 3359, 7985, 12659, 29655, 54909, 130759, 197581, 460383, 855793, 2038675, 3227319, 7562237, 14149127, 33304077, 50625055, 118279729, 220060275, 523730647, 830325757, 1942439431, 3595423245 (list; graph; listen)
OFFSET

1,2

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Marc LeBrun (mlb(AT)well.com), personal communication.

LINKS

Index entries for sequences related to cellular automata

Eric Weisstein's World of Mathematics, Rule 110

CROSSREFS

Cf. A070887, A117999.

Sequence in context: A163418 A161218 A068679 this_sequence A060424 A119962 A110436

Adjacent sequences: A006975 A006976 A006977 this_sequence A006979 A006980 A006981

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

EXTENSIONS

More terms from Eric Weisstein (eric(AT)weisstein.com), Apr 11 2006

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.


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