OFFSET
1,1
MATHEMATICA
SequencePosition[Table[If[SequenceCount[IntegerDigits[n], {7, 2}]>0, 1, 0], {n, 4000}], {0, 1}][[;; , 2]] (* Harvey P. Dale, Apr 10 2023 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
STATUS
approved