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A051023 Middle column of rule-30 1-D cellular automaton, from a lone 1 cell. 12
1, 1, 0, 1, 1, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

A226474(n) = 1 - a(n); A092539(n) = value of prefix of length n+1, seen as a binary number. - Reinhard Zumkeller, Jun 08 2013

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 0..10000

Eric Weisstein's World of Mathematics, Elementary Cellular Automaton.

Eric Weisstein's World of Mathematics, Rule 30

Eric Weisstein's World of Mathematics, Random Number

Wolfram Mathematica, Cellular automata: Mathematica notebook

Index entries for sequences related to cellular automata

FORMULA

a(n) = A070950(n,n). - Reinhard Zumkeller, Jun 06 2013

MATHEMATICA

CellularAutomaton[30, {{1}, 0}, 101, {All, {0}}]//Flatten

PROG

(Haskell)

a051023 n = a070950 n n  -- Reinhard Zumkeller, Jun 06 2013

CROSSREFS

Cf. A070950.

A071032 (rule 86).

Sequence in context: A065828 A176329 A030302 * A030657 A249066 A176178

Adjacent sequences:  A051020 A051021 A051022 * A051024 A051025 A051026

KEYWORD

nonn

AUTHOR

Eric W. Weisstein

EXTENSIONS

Corrected from 64th term by Daniel B. Cristofani (cristofd(AT)hevanet.com), Jan 07 2004

STATUS

approved

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Last modified December 3 18:47 EST 2016. Contains 278745 sequences.