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A044897 Base 11 run lengths alternate: even, odd, even,... 0
12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, 134, 135, 136, 137, 138, 139, 140, 141, 142, 264, 265, 267, 268, 269, 270, 271, 272, 273, 274, 396, 397, 398, 400, 401, 402, 403, 404, 405, 406, 528, 529, 530, 531, 533, 534, 535 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..47.

MATHEMATICA

rla11Q[n_]:=Module[{a=Boole[EvenQ/@(Length/@Split[IntegerDigits[n, 11]])]}, a == PadRight[{}, Length[a], {1, 0}]]; Select[Range[600], rla11Q] (* Harvey P. Dale, Jul 24 2017 *)

CROSSREFS

Sequence in context: A270571 A044852 A121578 * A008594 A033024 A044837

Adjacent sequences:  A044894 A044895 A044896 * A044898 A044899 A044900

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified November 17 13:08 EST 2018. Contains 317276 sequences. (Running on oeis4.)