A043617 Numbers whose base-7 representation has exactly 2 runs.

7, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 25, 26, 27, 28, 29, 30, 31, 33, 34, 35, 36, 37, 38, 39, 41, 42, 43, 44, 45, 46, 47, 49, 56, 58, 59, 60, 61, 62, 65, 73, 81, 89, 97, 98, 106, 112, 113, 115, 116, 117, 118, 122, 130

Offset

1,1

Links

Table of n, a(n) for n=1..58.

Crossrefs

Cf. A007093.

Sequence in context: A167628 A112954 A031952 * A043696 A043397 A008536

Adjacent sequences: A043614 A043615 A043616 * A043618 A043619 A043620

Keyword

nonn,base

Author

Clark Kimberling

Status

approved