A044217 Numbers n such that string 3,6 occurs in the base 8 representation of n but not of n-1.

30, 94, 158, 222, 240, 286, 350, 414, 478, 542, 606, 670, 734, 752, 798, 862, 926, 990, 1054, 1118, 1182, 1246, 1264, 1310, 1374, 1438, 1502, 1566, 1630, 1694, 1758, 1776, 1822, 1886, 1920, 2014, 2078, 2142, 2206, 2270, 2288

Offset

1,1

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 8], {3, 6}]>0, 1, 0], {n, 2300}], {0, 1}][[All, 2]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Dec 25 2016 *)

Crossrefs

Sequence in context: A042778 A031212 A165133 * A044598 A033573 A035076

Adjacent sequences: A044214 A044215 A044216 * A044218 A044219 A044220

Keyword

nonn,base

Author

Clark Kimberling

Status

approved