A031450 Numbers whose base-2 representation has 3 fewer 0's than 1's.

7, 23, 27, 29, 30, 79, 87, 91, 93, 94, 103, 107, 109, 110, 115, 117, 118, 121, 122, 124, 287, 303, 311, 315, 317, 318, 335, 343, 347, 349, 350, 359, 363, 365, 366, 371, 373, 374, 377, 378, 380, 399, 407, 411, 413, 414, 423, 427

Offset

1,1

Links

Table of n, a(n) for n=1..48.

Mathematica

Select[Range[500], DigitCount[#, 2, 0]+3==DigitCount[#, 2, 1]&] (* Harvey P. Dale, Feb 02 2015 *)

Crossrefs

Cf. A007088.

Sequence in context: A009228 A249438 A349230 * A031116 A044068 A109992

Adjacent sequences: A031447 A031448 A031449 * A031451 A031452 A031453

Keyword

nonn,base

Author

Clark Kimberling

Status

approved