OFFSET
0,3
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 0..1260 (terms 0..200 from Alois P. Heinz)
FORMULA
a(n) ~ exp(Pi*n/sqrt(3)) / (4*3^(1/4)*n^(3/2)). - Vaclav Kotesovec, Dec 01 2015
MAPLE
with(numtheory):
b:= proc(n) option remember; `if`(n=0, 1, add(add(
`if`(d::odd, d, 0), d=divisors(j))*b(n-j), j=1..n)/n)
end:
a:= n-> b(n^2):
seq(a(n), n=0..30); # Alois P. Heinz, Jan 22 2017
MATHEMATICA
Table[ PartitionsQ[n^2], {n, 1, 24}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Jul 06 2002
EXTENSIONS
a(0)=1 prepended by Alois P. Heinz, Jan 22 2017
STATUS
approved