A044661 - OEIS

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A044661

Numbers n such that string 3,2 occurs in the base 9 representation of n but not of n+1.

29, 110, 191, 269, 272, 353, 434, 515, 596, 677, 758, 839, 920, 998, 1001, 1082, 1163, 1244, 1325, 1406, 1487, 1568, 1649, 1727, 1730, 1811, 1892, 1973, 2054, 2135, 2216, 2297, 2429, 2456, 2459, 2540, 2621, 2702, 2783

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

OFFSET

1,1

LINKS

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

MATHEMATICA

Transpose[SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 9], {3, 2}]>0, 1, 0], {n, 3000}], {1, 0}]][[1]] (* The program uses the SequencePosition and SequenceCount functions from Mathematica version 10.1 *) (* Harvey P. Dale, Apr 13 2015 *)

CROSSREFS

Sequence in context: A157184 A232783 A044280 * A010017 A256648 A297508

Adjacent sequences: A044658 A044659 A044660 * A044662 A044663 A044664

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved