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
KEYWORD
nonn,base
AUTHOR
STATUS
approved