A016259 Expansion of 1/((1-x)(1-8x)(1-11x)).

1, 20, 293, 3808, 46569, 549708, 6346381, 72206936, 813450257, 9101344516, 101341923189, 1124578223184, 12448896999865, 137566159357244, 1518254091799517, 16741005720753352, 184472748615956193

Offset

0,2

Links

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

Index entries for linear recurrences with constant coefficients, signature (20,-107,88).

Formula

a(n) = (7*11^(n+2) - 10*8^(n+2) + 3)/210. - Bruno Berselli, Mar 21 2011

a(n) = 19*a(n-1) - 88*a(n-2) + 1, n >= 2. - Vincenzo Librandi, Mar 21 2011

Crossrefs

Sequence in context: A016261 A016309 A190824 * A271029 A047795 A223956

Adjacent sequences: A016256 A016257 A016258 * A016260 A016261 A016262

Keyword

nonn

Author

N. J. A. Sloane

Status

approved