A044222 Numbers n such that string 4,3 occurs in the base 8 representation of n but not of n-1.

35, 99, 163, 227, 280, 291, 355, 419, 483, 547, 611, 675, 739, 792, 803, 867, 931, 995, 1059, 1123, 1187, 1251, 1304, 1315, 1379, 1443, 1507, 1571, 1635, 1699, 1763, 1816, 1827, 1891, 1955, 2019, 2083, 2147, 2211, 2240, 2328

Offset

1,1

Links

Table of n, a(n) for n=1..41.

Mathematica

SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 8], {4, 3}]>0, 1, 0], {n, 3000}], {0, 1}][[All, 2]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Dec 08 2016 *)

Crossrefs

Sequence in context: A146206 A350196 A259978 * A044603 A063795 A282851

Adjacent sequences: A044219 A044220 A044221 * A044223 A044224 A044225

Keyword

nonn,base

Author

Clark Kimberling

Status

approved