OFFSET
1,4
LINKS
Harry J. Smith, Table of n, a(n) for n = 1..200
MAPLE
for n from 1 to 60 do printf(`%d, `, binomial(2^n, n) mod binomial(2^n, 2)) od:
MATHEMATICA
Table[Mod[Binomial[2^n, n], Binomial[2^n, 2]], {n, 40}] (* Harvey P. Dale, Feb 11 2015 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Labos Elemer, Apr 11 2001
EXTENSIONS
More terms from James A. Sellers, Apr 12 2001
Offset corrected by Harry J. Smith, Jul 05 2009
STATUS
approved