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A044098 Numbers k such that the string 4,1 occurs in the base 5 representation of k but not of k-1. 0
21, 46, 71, 96, 105, 121, 146, 171, 196, 221, 230, 246, 271, 296, 321, 346, 355, 371, 396, 421, 446, 471, 480, 496, 521, 525, 571, 596, 605, 621, 646, 671, 696, 721, 730, 746, 771, 796, 821, 846, 855, 871, 896, 921, 946, 971 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..46.

CROSSREFS

Sequence in context: A102603 A147222 A199767 * A044479 A139581 A250777

Adjacent sequences:  A044095 A044096 A044097 * A044099 A044100 A044101

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 26 13:59 EDT 2022. Contains 354092 sequences. (Running on oeis4.)