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A044088 Numbers n such that string 2,1 occurs in the base 5 representation of n but not of n-1. 0
11, 36, 55, 61, 86, 111, 136, 161, 180, 186, 211, 236, 261, 275, 305, 311, 336, 361, 386, 411, 430, 436, 461, 486, 511, 536, 555, 561, 586, 611, 636, 661, 680, 686, 711, 736, 761, 786, 805, 811, 836, 861, 886, 900, 930, 936, 961 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

CROSSREFS

Sequence in context: A225130 A191292 A107280 * A044469 A015246 A093500

Adjacent sequences:  A044085 A044086 A044087 * A044089 A044090 A044091

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified February 27 23:14 EST 2020. Contains 332319 sequences. (Running on oeis4.)