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A044681
Numbers n such that string 5,4 occurs in the base 9 representation of n but not of n+1.
0
49, 130, 211, 292, 373, 449, 454, 535, 616, 697, 778, 859, 940, 1021, 1102, 1178, 1183, 1264, 1345, 1426, 1507, 1588, 1669, 1750, 1831, 1907, 1912, 1993, 2074, 2155, 2236, 2317, 2398, 2479, 2560, 2636, 2641, 2722, 2803
OFFSET
1,1
MATHEMATICA
SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 9], {5, 4}]>0, 1, 0], {n, 3000}], {1, 0}][[;; , 1]] (* Harvey P. Dale, Oct 01 2024 *)
CROSSREFS
Sequence in context: A130007 A202331 A044300 * A250311 A211727 A304674
KEYWORD
nonn,base
STATUS
approved