A045241 Numbers whose base-5 representation contains exactly two 1's and one 3.

33, 41, 81, 133, 141, 153, 163, 165, 167, 169, 173, 183, 191, 201, 205, 207, 209, 211, 221, 233, 241, 283, 291, 331, 381, 401, 405, 407, 409, 411, 421, 431, 481, 533, 541, 581, 633, 641, 653, 663, 665, 667, 669, 673, 683, 691

Offset

1,1

Links

Table of n, a(n) for n=1..46.

Mathematica

Select[Range[700], DigitCount[#, 5, 1]==2&&DigitCount[#, 5, 3]==1&] (* Harvey P. Dale, Jul 19 2011 *)

Crossrefs

Cf. A007091.

Sequence in context: A180656 A034070 A168311 * A046041 A140151 A196579

Adjacent sequences: A045238 A045239 A045240 * A045242 A045243 A045244

Keyword

nonn,base

Author

Clark Kimberling

Status

approved