OFFSET
0,2
LINKS
G. C. Greubel, Table of n, a(n) for n = 0..80
FORMULA
a(n) = 2^(n*(n-3)/2)*(n+1)*binomial(2*n+1, n)
MATHEMATICA
Table[2^(n*(n-3)/2)*(n+1)*Binomial[2*n+1, n], {n, 0, 30}] (* G. C. Greubel, Jan 25 2018 *)
PROG
(PARI) for(n=0, 30, print1(2^(n*(n-3)/2)*(n+1)*binomial(2*n+1, n), ", ")) \\ G. C. Greubel, Jan 25 2018
(Magma) [2^(n*(n-3)/2)*(n+1)*Binomial(2*n+1, n): n in [0..30]]; // G. C. Greubel, Jan 25 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Aug 28 2003
STATUS
approved