OFFSET
1,1
MATHEMATICA
Flatten[Position[Partition[Table[If[MemberQ[Partition[ IntegerDigits[ n], 2, 1], {5, 1}], 1, 0], {n, 3600}], 2, 1], {1, 0}]] (* Harvey P. Dale, Aug 17 2014 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
STATUS
approved