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A260480 Positions of 0 in the infinite palindromic word at A260455. 3
2, 5, 7, 9, 12, 15, 18, 20, 22, 25, 27, 29, 32, 34, 36, 39, 42, 45, 47, 49, 52, 55, 58, 60, 62, 65, 68, 71, 73, 75, 78, 80, 82, 85, 87, 89, 92, 95, 98, 100, 102, 105, 107, 109, 112, 114, 116, 119, 122, 125, 127, 129, 132, 134, 136, 139, 141, 143, 146, 149 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Complement of A260479. See A260390 for a guide to related sequences.

LINKS

Clark Kimberling, Table of n, a(n) for n = 1..10000

MATHEMATICA

u[1] = {0}; m[1] = {1}; u[n_] := u[n] = Join[u[n - 1], m[n - 1], Reverse[u[n - 1]]];

m[k_] := If[OddQ[k], {1}, {}]

v = u[8]  (* A240455 *)

Flatten[Position[v, 0]]   (* A260479 *)

Flatten[Position[v, 1]]   (* A260480 *)

CROSSREFS

Cf. A260390, A260479.

Sequence in context: A029901 A080652 A187344 * A151716 A175072 A115863

Adjacent sequences:  A260477 A260478 A260479 * A260481 A260482 A260483

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Aug 29 2015

STATUS

approved

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Last modified January 24 04:35 EST 2020. Contains 331183 sequences. (Running on oeis4.)