OFFSET
0,3
COMMENTS
This sequence is obtained from the generalized Euler transform in A266964 by taking f(n) = (-1)^(n+1) * n^2, g(n) = 1.
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..10000
MATHEMATICA
nmax = 40; CoefficientList[Series[Product[(1 - x^k)^((-1)^k*k^2), {k, 1, nmax}], {x, 0, nmax}], x] (* Vaclav Kotesovec, Apr 09 2019 *)
PROG
(PARI) N=66; x='x+O('x^N); Vec(prod(k=1, N, (1-x^k)^((-1)^k*k^2)))
CROSSREFS
KEYWORD
sign
AUTHOR
Seiichi Manyama, Apr 09 2019
STATUS
approved