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 A284772 Fixed point of the morphism 0 -> 01, 1 -> 0010. 3
 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1 LINKS Clark Kimberling, Table of n, a(n) for n = 1..10000 Jeffrey Shallit, Proof of Irvine's conjecture via mechanized guessing, arXiv preprint arXiv:2310.14252 [math.CO], revised version of November 24 2023. FORMULA a(n) = A286389(n-1) mod 2. - Jeffrey Shallit, Nov 27 2023 EXAMPLE 0 -> 01-> 010010 -> 0100100101001001 -> ... MATHEMATICA s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {0, 0, 1, 0}}] &, {0}, 6] (* this sequence *) Flatten[Position[s, 0]] (* A284773 *) Flatten[Position[s, 1]] (* A284774 *) CROSSREFS Cf. A284773, A284774, A286389. Sequence in context: A305386 A174998 A257800 * A051069 A051065 A091445 Adjacent sequences: A284769 A284770 A284771 * A284773 A284774 A284775 KEYWORD nonn,easy AUTHOR Clark Kimberling, Apr 13 2017 STATUS approved

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Last modified June 18 16:37 EDT 2024. Contains 373482 sequences. (Running on oeis4.)