OFFSET
0,2
LINKS
Andrew Howroyd, Table of n, a(n) for n = 0..50
FORMULA
a(n) = n! * binomial(2^n, n) = n! * A014070(n).
a(n) ~ 2^(n^2). - Vaclav Kotesovec, Jul 02 2016
MATHEMATICA
Table[(2^n)!/(2^n - n)!, {n, 1, 15}] (* Vaclav Kotesovec, Jul 02 2016 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Yuval Dekel (dekelyuval(AT)hotmail.com), Nov 03 2003
EXTENSIONS
More terms from Ray Chandler, Nov 06 2003
a(0)=1 prepended and terms a(12) and beyond from Andrew Howroyd, Jan 27 2020
STATUS
approved