A109951 First differences of A109950.

0, 1, 0, 1, 1, 1, 1, 2, 2, 1, 3, 2, 2, 5, 2, 4, 3, 7, 2, 8, 2, 6, 9, 5, 3, 8, 10, 0, 14, -1, 12, 6, 6, 3, 13, 8, 4, 16, 0, 14, 17, 10, 4, 32, 7, 9, 32, 3, 28, 30, 9, 2, 42, 21, 0, 45, -3, 33, 30, -12, 2, 62, 18, -1, 54, -22, 60, 6, 19, -18, 146, -22, 16, 95, -7, 61, 11, 74, 10, 135, 25, -15

Offset

1,8

Links

Table of n, a(n) for n=1..82.

Formula

a(n) = A109950(n+1) - A109950(n).

Crossrefs

Cf. A109969.

Sequence in context: A264402 A289186 A130816 * A116608 A002947 A241605

Adjacent sequences: A109948 A109949 A109950 * A109952 A109953 A109954

Keyword

sign,base

Author

Reinhard Zumkeller, Jul 06 2005

Extensions

Corrected by N. J. A. Sloane, Nov 05 2005

More terms from David Wasserman, Oct 28 2008

Status

approved