A045101 Numbers whose base-4 representation contains exactly three 1's and one 2.

86, 89, 101, 149, 278, 281, 293, 326, 329, 338, 344, 347, 350, 353, 356, 359, 365, 374, 377, 389, 401, 404, 407, 413, 437, 470, 473, 485, 533, 581, 593, 596, 599, 605, 629, 725, 854, 857, 869, 917, 1046, 1049, 1061, 1094, 1097

Offset

1,1

Links

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

Crossrefs

Cf. A007090.

Sequence in context: A020665 A259084 A058907 * A020215 A094776 A095595

Adjacent sequences: A045098 A045099 A045100 * A045102 A045103 A045104

Keyword

nonn,base

Author

Clark Kimberling

Status

approved