A158511 a(n) = A158504(n) - n.

1, -1, 0, 0, 1, -1, 0, 1, -1, 0, 1, -1, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 1, -1, 0, 0, 1, -1, 1, -1, 0, 0, 0, 1, -1, 0, 2, -1, -1, 0, 1, 3, -2, -1, -1, 0, 1, -1, 0, 0, 0, 0, 2, -1, -1, 1, -1, 0, 1, -1, 0, 0, 0, 0, 1, 4, -2, -1, -1, -1, 1, -1, 0, 0, 0, 1, -1, 0, 2, -1, -1, 0, 1, 2, -2, -1, 0, 0, 1, -1, 0

Offset: 1

Author

Paul Curtz, Mar 20 2009

Keywords

• sign

Extensions

Edited by N. J. A. Sloane, Apr 07 2009

More terms from R. J. Mathar, Apr 16 2009