A039291 Numbers whose base-5 representation has the same nonzero number of 2's and 4's.

14, 22, 39, 47, 54, 59, 69, 70, 71, 73, 89, 97, 102, 107, 110, 111, 113, 117, 139, 147, 164, 172, 179, 184, 194, 195, 196, 198, 214, 222, 227, 232, 235, 236, 238, 242, 254, 259, 269, 270, 271, 273, 279, 284, 294, 295, 296, 298, 324, 329, 334, 344, 345, 346

Offset

1,1

Links

Table of n, a(n) for n=1..54.

Mathematica

Select[Range[400], DigitCount[#, 5, 2]==DigitCount[#, 5, 4]>0&]  (* Harvey P. Dale, Apr 26 2011 *)

Crossrefs

Cf. A007091.

Sequence in context: A259750 A211416 A045282 * A043114 A043894 A054276

Adjacent sequences: A039288 A039289 A039290 * A039292 A039293 A039294

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved