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A044419 Numbers n such that string 8,7 occurs in the base 10 representation of n but not of n-1. 0
87, 187, 287, 387, 487, 587, 687, 787, 870, 887, 987, 1087, 1187, 1287, 1387, 1487, 1587, 1687, 1787, 1870, 1887, 1987, 2087, 2187, 2287, 2387, 2487, 2587, 2687, 2787, 2870, 2887, 2987, 3087, 3187, 3287, 3387, 3487, 3587 (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: A044257 A044638 A324111 * A044800 A067749 A063349

Adjacent sequences:  A044416 A044417 A044418 * A044420 A044421 A044422

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified January 28 20:33 EST 2022. Contains 350662 sequences. (Running on oeis4.)