|
|
A022720
|
|
Expansion of Product_{m>=1} (1+m*q^m)^-28.
|
|
2
|
|
|
1, -28, 350, -2576, 12593, -45892, 149926, -514504, 1734264, -5142508, 14199108, -40931240, 117876241, -311946824, 796757922, -2104447072, 5482534827, -13518654268, 32992345904, -81755033080, 198688497651
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,2
|
|
LINKS
|
|
|
MATHEMATICA
|
With[{nmax = 50}, CoefficientList[Series[Product[(1 + k*q^k)^-28, {k, 1, nmax}], {q, 0, nmax}], q]] (* G. C. Greubel, Jul 20 2018 *)
|
|
PROG
|
(PARI) m=50; q='q+O('q^m); Vec(prod(n=1, m, (1+n*q^n)^-28)) \\ G. C. Greubel, Jul 20 2018
|
|
CROSSREFS
|
|
|
KEYWORD
|
sign
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|