A044265 - OEIS

A044265

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

14, 95, 126, 176, 257, 338, 419, 500, 581, 662, 743, 824, 855, 905, 986, 1067, 1134, 1229, 1310, 1391, 1472, 1553, 1584, 1634, 1715, 1796, 1877, 1958, 2039, 2120, 2201, 2282, 2313, 2363, 2444, 2525, 2606, 2687, 2768, 2849

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..40.

MATHEMATICA

SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 9], {1, 5}]>0, 1, 0], {n, 3000}], {0, 1}][[All, 2]] (* Harvey P. Dale, Feb 26 2022 *)

CROSSREFS

Sequence in context: A241396 A370721 A101383 * A044646 A241205 A055844

Adjacent sequences: A044262 A044263 A044264 * A044266 A044267 A044268

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved