OFFSET
4,1
COMMENTS
Maximal solution for x such that x^2-y^2 = n! (because ((n! + 4)/4)^2 - ((n! - 4)/4)^2 = n! ). - Artur Jasinski, Mar 31 2012
LINKS
Amiram Eldar, Table of n, a(n) for n = 4..450
MATHEMATICA
Table[(n! + 4)/4, {n, 4, 30}]
PROG
(PARI) a(n)=n!/4+1 \\ Charles R Greathouse IV, Jun 20 2012
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Artur Jasinski, Apr 11 2008
STATUS
approved