OFFSET
0,2
LINKS
Vaclav Kotesovec, Table of n, a(n) for n = 0..38
FORMULA
Conjecture: a(n) ~ 2^4 * 5^2 * 7^(7*n + 85/2) / (6^37 * Pi^3 * n^24). - Vaclav Kotesovec, Nov 23 2016
MAPLE
b:= proc(l) option remember; `if`(l[-1]=0, 1, add(add(b(subsop(
i=j, l)), j=`if`(i=1, 0, l[i-1])..l[i]-1), i=1..nops(l)))
end:
a:= n-> `if`(n=0, 1, b([7$n])):
seq(a(n), n=0..11);
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jul 17 2013
STATUS
approved