A033058 Numbers whose base-7 representation Sum_{i=0..m} d(i)*7^i has odd d(i) for all odd i.

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 22, 24, 26, 29, 31, 33, 36, 38, 40, 43, 45, 47, 56, 57, 58, 59, 60, 61, 62, 70, 71, 72, 73, 74, 75, 76, 84, 85, 86, 87, 88, 89, 90, 105, 106, 107, 108, 109, 110, 111, 119, 120, 121, 122, 123, 124, 125

Offset

1,2

Links

Table of n, a(n) for n=1..59.

Crossrefs

Sequence in context: A018744 A018478 A018350 * A060470 A003044 A279077

Adjacent sequences: A033055 A033056 A033057 * A033059 A033060 A033061

Keyword

nonn,base

Author

Clark Kimberling

Status

approved