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A022615 Expansion of Product (1+q^m)^-20; m=1..inf. 0
1, -20, 190, -1160, 5245, -19324, 62150, -182040, 495750, -1269620, 3088376, -7197240, 16164595, -35136760, 74192590, -152674048, 306968470, -604298520, 1166898210, -2213813640, 4132159452, -7597272900 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A047645 A010936 A014806 * A171075 A061180 A125383

Adjacent sequences:  A022612 A022613 A022614 * A022616 A022617 A022618

KEYWORD

sign

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 15 08:20 EST 2012. Contains 205729 sequences.