A044459 Numbers n such that string 0,1 occurs in the base 5 representation of n but not of n+1.

26, 51, 76, 101, 126, 134, 151, 176, 201, 226, 251, 259, 276, 301, 326, 351, 376, 384, 401, 426, 451, 476, 501, 509, 526, 551, 576, 601, 626, 634, 674, 676, 701, 726, 751, 759, 776, 801, 826, 851, 876, 884, 901, 926, 951, 976

Offset

1,1

Links

Table of n, a(n) for n=1..46.

Mathematica

SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 5], {0, 1}]>0, 1, 0], {n, 1000}], {1, 0}][[All, 1]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Oct 08 2020 *)

Crossrefs

Sequence in context: A137263 A073249 A044078 * A158060 A169861 A249912

Adjacent sequences: A044456 A044457 A044458 * A044460 A044461 A044462

Keyword

nonn,base

Author

Clark Kimberling

Status

approved