A034998 - OEIS

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A034998

Expansion of Product (1+q^(2k-1))^(-8)*(1+q^(4k))^(-8), k=1..inf.

1, -8, 36, -128, 402, -1152, 3064, -7680, 18351, -42112, 93300, -200448, 419150, -855552, 1708632, -3345408, 6432867, -12166272, 22659976, -41609856, 75404754, -134973184, 238825344, -418023936, 724242492

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OFFSET

0,2

LINKS

Table of n, a(n) for n=0..24.

CROSSREFS

Reciprocal of A007331. Cf. A002408.

Sequence in context: A055910 A022573 A014477 * A121255 A210656 A119767

Adjacent sequences: A034995 A034996 A034997 * A034999 A035000 A035001

KEYWORD

sign

AUTHOR

N. J. A. Sloane.

STATUS

approved