A130159 A054525 * A000069.

1, 1, 3, 5, 7, 6, 12, 7, 12, 10, 20, 6, 24, 12, 17, 17, 31, 12, 36, 14, 25, 20, 43, 18, 41, 24, 36, 24, 55, 14, 60, 31, 40, 34, 49, 24, 72, 36, 48, 34, 80, 22, 83, 40, 48, 46, 92, 30, 84, 38, 65, 48, 103, 36, 81, 48, 72

Offset

1,3

Links

Table of n, a(n) for n=1..57.

Formula

Moebius transform of A000069.

Example

a(4) = 5 = dot product of row 4 of A054525, [0, -1, 0, 1] and [1, 2, 4, 7], where A000069 = (1, 2, 4, 7, 8, 11, 13, ...).

Crossrefs

Cf. A130160, A000069.

Sequence in context: A084393 A100005 A215457 * A127314 A294499 A361120

Adjacent sequences: A130156 A130157 A130158 * A130160 A130161 A130162

Keyword

nonn

Author

Gary W. Adamson, May 13 2007

Extensions

Extended by R. J. Mathar, Apr 04 2012

Status

approved