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A044092 Numbers n such that string 3,0 occurs in the base 5 representation of n but not of n-1. 0
15, 40, 65, 75, 90, 115, 140, 165, 190, 200, 215, 240, 265, 290, 315, 325, 340, 365, 375, 415, 440, 450, 465, 490, 515, 540, 565, 575, 590, 615, 640, 665, 690, 700, 715, 740, 765, 790, 815, 825, 840, 865, 890, 915, 940, 950, 965 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

Flatten[Position[Partition[Table[If[MemberQ[Partition[ IntegerDigits[ n, 5], 2, 1], {3, 0}], 1, 0], {n, 1000}], 2, 1], {0, 1}]]+1 (* Harvey P. Dale, Jan 18 2015 *)

CROSSREFS

Sequence in context: A062222 A325659 A223432 * A044473 A321491 A067724

Adjacent sequences:  A044089 A044090 A044091 * A044093 A044094 A044095

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified February 22 18:24 EST 2020. Contains 332148 sequences. (Running on oeis4.)