A045148 Numbers whose base-4 representation contains exactly three 2's and no 3's.

42, 106, 138, 154, 162, 166, 168, 169, 298, 362, 394, 410, 418, 422, 424, 425, 522, 538, 546, 550, 552, 553, 586, 602, 610, 614, 616, 617, 642, 646, 648, 649, 658, 662, 664, 665, 672, 673, 676, 677, 1066, 1130, 1162, 1178, 1186

Offset

1,1

Links

Table of n, a(n) for n=1..45.

Crossrefs

Cf. A007090.

Sequence in context: A241049 A075296 A023716 * A045040 A044229 A044610

Adjacent sequences: A045145 A045146 A045147 * A045149 A045150 A045151

Keyword

nonn,base

Author

Clark Kimberling

Status

approved