A028110 Expansion of 1/((1-4x)(1-5x)(1-6x)(1-8x)).

1, 23, 335, 3955, 41391, 401163, 3691255, 32746835, 282966431, 2398399003, 20039831175, 165661847715, 1358507565871, 11073172312043, 89845493043095, 726472924548595, 5858783037195711, 47156008120196283

Offset

0,2

Links

Table of n, a(n) for n=0..17.

Index entries for linear recurrences with constant coefficients, signature (23, -194, 712, -960).

Formula

a(n)=(8^(n+3)-6^(n+4)+8*5^(n+3)-3*4^(n+3))/24. [Yahia Kahloune, Jun 11 2013]

Crossrefs

Sequence in context: A000543 A220648 A243422 * A163512 A028059 A299710

Adjacent sequences: A028107 A028108 A028109 * A028111 A028112 A028113

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved