OFFSET
0,4
LINKS
Paul D. Hanna, Table of n, a(n) for n = 0..150
FORMULA
a(n) ~ Pi * n^(n+1) / (2^(n + 1/4) * exp(n) * (log(1+sqrt(2)))^(n + 3/2)). - Vaclav Kotesovec, Dec 30 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
Paul D. Hanna, Dec 20 2018
STATUS
approved