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A044413 Numbers n such that string 8,1 occurs in the base 10 representation of n but not of n-1. 0
81, 181, 281, 381, 481, 581, 681, 781, 810, 881, 981, 1081, 1181, 1281, 1381, 1481, 1581, 1681, 1781, 1810, 1881, 1981, 2081, 2181, 2281, 2381, 2481, 2581, 2681, 2781, 2810, 2881, 2981, 3081, 3181, 3281, 3381, 3481, 3581 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..39.

CROSSREFS

Sequence in context: A250655 A184003 A183995 * A044794 A236884 A236728

Adjacent sequences:  A044410 A044411 A044412 * A044414 A044415 A044416

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified February 29 02:35 EST 2020. Contains 332353 sequences. (Running on oeis4.)