A044296 - OEIS

A044296

Numbers n such that string 5,0 occurs in the base 9 representation of n but not of n-1.

45, 126, 207, 288, 369, 405, 450, 531, 612, 693, 774, 855, 936, 1017, 1098, 1134, 1179, 1260, 1341, 1422, 1503, 1584, 1665, 1746, 1827, 1863, 1908, 1989, 2070, 2151, 2232, 2313, 2394, 2475, 2556, 2592, 2637, 2718, 2799

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OFFSET

1,1

LINKS

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

MATHEMATICA

SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 9], {5, 0}]>0, 1, 0], {n, 2800}], {0, 1}][[All, 2]] (* Harvey P. Dale, Sep 08 2021 *)

CROSSREFS

Sequence in context: A370914 A343209 A140369 * A044677 A277131 A206209

Adjacent sequences: A044293 A044294 A044295 * A044297 A044298 A044299

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved