OFFSET
1,2
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..252
FORMULA
a(n) = round((n+1)!^2*BesselJ(0, 2))/n.
MATHEMATICA
nxt[{n_, a_}]:={n+1, (n*a*(n+2)^2+(-1)^(n+2))/(n+1)}; Transpose[ NestList[ nxt, {1, 1}, 15]][[2]] (* Harvey P. Dale, Jun 26 2013 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Vladeta Jovovic, Sep 03 2002
EXTENSIONS
More terms from Emeric Deutsch, Dec 18 2003
More terms from Harvey P. Dale, Jun 26 2013
STATUS
approved