A077884 Expansion of (1-x)^(-1)/(1-x^2+2*x^3).

1, 1, 2, 0, 1, -3, 2, -4, 9, -7, 18, -24, 33, -59, 82, -124, 201, -287, 450, -688, 1025, -1587, 2402, -3636, 5577, -8439, 12850, -19592, 29729, -45291, 68914, -104748, 159497, -242575, 368994, -561568, 854145, -1299555, 1977282, -3007844, 4576393, -6962407, 10592082, -16115192

Offset

0,3

Comments

Diagonal sums of Riordan array (1/(1-x),x(1-2x)). - Paul Barry, Jul 18 2005

Links

Table of n, a(n) for n=0..43.

Index entries for linear recurrences with constant coefficients, signature (1,1,-3,2).

Crossrefs

Sequence in context: A067591 A097609 A266692 * A331103 A267724 A179329

Adjacent sequences: A077881 A077882 A077883 * A077885 A077886 A077887

Keyword

sign,easy

Author

N. J. A. Sloane, Nov 17 2002

Status

approved