A028913 First differences of A007952.

1, 2, 2, 4, 2, 6, 4, 8, 4, 8, 6, 10, 2, 18, 4, 20, 6, 10, 14, 18, 4, 20, 18, 18, 4, 26, 18, 16, 8, 40, 8, 30, 12, 30, 16, 24, 12, 44, 12, 30, 30, 42, 10, 26, 24, 46, 14, 48, 22, 38, 30, 48, 12, 60, 12, 52, 14, 54, 52, 26, 12, 66, 54, 60, 10, 26, 60, 60, 10, 74, 30, 52, 56, 64, 14, 34

Offset

0,2

Links

R. Zumkeller, Table of n, a(n) for n = 0..1000

Crossrefs

Cf. A082447, A140060, A140061.

Sequence in context: A286588 A334164 A277705 * A185048 A240828 A239240

Adjacent sequences: A028910 A028911 A028912 * A028914 A028915 A028916

Keyword

nonn

Author

N. J. A. Sloane.

Extensions

More terms from Reinhard Zumkeller, Jun 21 2008

Status

approved