A045278 Numbers whose base-5 representation contains no 2's and exactly one 4.

4, 9, 19, 20, 21, 23, 29, 34, 44, 45, 46, 48, 79, 84, 94, 95, 96, 98, 100, 101, 103, 105, 106, 108, 115, 116, 118, 129, 134, 144, 145, 146, 148, 154, 159, 169, 170, 171, 173, 204, 209, 219, 220, 221, 223, 225, 226, 228, 230, 231

Offset

1,1

Links

Table of n, a(n) for n=1..50.

Crossrefs

Cf. A007091.

Sequence in context: A203205 A330375 A147977 * A184723 A075649 A199972

Adjacent sequences: A045275 A045276 A045277 * A045279 A045280 A045281

Keyword

nonn,base

Author

Clark Kimberling

Status

approved