A044254 Numbers n such that string 0,3 occurs in the base 9 representation of n but not of n-1.

84, 165, 246, 327, 408, 489, 570, 651, 732, 756, 813, 894, 975, 1056, 1137, 1218, 1299, 1380, 1461, 1485, 1542, 1623, 1704, 1785, 1866, 1947, 2028, 2109, 2190, 2214, 2271, 2352, 2433, 2514, 2595, 2676, 2757, 2838, 2919

Offset

1,1

Links

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

Mathematica

SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 9], {0, 3}]>0, 1, 0], {n, 3000}], {0, 1}][[All, 2]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Jun 20 2019 *)

Crossrefs

Sequence in context: A055712 A066292 A260703 * A044635 A273018 A260705

Adjacent sequences: A044251 A044252 A044253 * A044255 A044256 A044257

Keyword

nonn,base

Author

Clark Kimberling

Status

approved