OFFSET
0,3
LINKS
Andrew Howroyd, Table of n, a(n) for n = 0..250
PROG
(PARI)
P(k, w, n)={prod(i=1, k, 1 - x^(i*w) + O(x*x^(n-k*w)))}
seq(n)={my(m=2*n); Vec(polcoef(prod(w=1, sqrtint(m), sum(k=0, m\w^2, (x^w*y)^(k*w) / P(k, w^2, m))), m))[1..n]} \\ Andrew Howroyd, Oct 23 2019
CROSSREFS
KEYWORD
nonn
AUTHOR
Benoit Jubin, Apr 22 2008
EXTENSIONS
Terms a(21) and beyond from Andrew Howroyd, Oct 22 2019
STATUS
approved