OFFSET
0,7
COMMENTS
All terms are odd.
MAPLE
b:= proc(n, i) option remember; `if`(n>(i*(i+1)/2)^2, 0,
`if`(i=0, 1, b(n, i-1)+b(n+i^3, i-1)+b(abs(n-i^3), i-1)))
end:
a:= n-> b(0, n):
seq(a(n), n=0..35); # Alois P. Heinz, Jan 21 2024
MATHEMATICA
Table[Coefficient[Product[x^(k^3) + 1 + 1/x^(k^3), {k, 1, n}], x, 0], {n, 0, 33}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Ilya Gutkovskiy, Jan 20 2024
STATUS
approved