A044960 Numbers with no two equally numerous base 11 digits.

1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 121, 122, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 144, 145, 155, 157, 166, 169, 177, 181, 188, 193, 199, 205, 210, 217, 221, 229, 232, 241, 242

Offset: 1

Author

Clark Kimberling

Keywords

• nonn
• base

Programs

Mathematica

ntenQ[n_]:=Module[{d=Select[DigitCount[n,11],#>0&]},Length[d] == Length[ Union[d]]]; Select[Range[250],ntenQ] (* Harvey P. Dale, Dec 18 2012 *)