A028149 Expansion of 1/((1-4x)(1-7x)(1-9x)(1-10x)).

1, 30, 573, 8902, 122829, 1570422, 19052461, 222558534, 2527254477, 28081375894, 306750949869, 3305552387046, 35230183832845, 372099762869046, 3900761112145197, 40636558684412038, 421103652688800333

Offset

0,2

Links

Table of n, a(n) for n=0..16.

Index entries for linear recurrences with constant coefficients, signature (30, -327, 1522, -2520).

Formula

a(n)=(5*10^(n+3)-9^(n+4)+5*7^(n+3)-4^(n+3))/90. [Yahia Kahloune, Jun 11 2013]

Crossrefs

Sequence in context: A028181 A177097 A028174 * A028172 A028147 A028099

Adjacent sequences: A028146 A028147 A028148 * A028150 A028151 A028152

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved