A045068 Numbers whose base-4 representation contains exactly one 0 and two 3's.

51, 60, 79, 115, 124, 143, 179, 188, 199, 203, 205, 206, 211, 220, 227, 236, 241, 242, 244, 248, 287, 303, 311, 315, 317, 318, 335, 371, 380, 399, 435, 444, 455, 459, 461, 462, 467, 476, 483, 492, 497, 498, 500, 504, 543, 559

Offset

1,1

Links

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

Mathematica

Select[Range[600], DigitCount[#, 4, 0]==1&&DigitCount[#, 4, 3]==2&] (* Harvey P. Dale, Jun 29 2015 *)

Crossrefs

Cf. A007090.

Sequence in context: A043210 A043990 A297829 * A050701 A206525 A216055

Adjacent sequences: A045065 A045066 A045067 * A045069 A045070 A045071

Keyword

nonn,base

Author

Clark Kimberling

Status

approved