OFFSET
1,1
MATHEMATICA
Select[Range[800], MemberQ[Partition[IntegerDigits[#, 4], 2, 1], {0, 0}] && !MemberQ[Partition[IntegerDigits[#+1, 4], 2, 1], {0, 0}]&] (* Harvey P. Dale, Feb 07 2012 *)
SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 4], {0, 0}]>0, 1, 0], {n, 1000}], {1, 0}][[All, 1]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Jun 08 2021 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
STATUS
approved