OFFSET
0,2
COMMENTS
The next term a(5) = 5.5425352720...*10^171 is too large to include.
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..6
FORMULA
a(n) = A000700(10^n).
PROG
(PARI) a(n) = polcoef(prod(k=0, 10^n\2, 1+x^(2*k+1)+x*O(x^(10^n))), 10^n);
CROSSREFS
KEYWORD
nonn
AUTHOR
Seiichi Manyama, Sep 10 2021
STATUS
approved