%I #2 Mar 30 2012 18:59:20
%S 1,96,405504,77007421440,661630022502580224,
%T 257876005135691663309537280,4565900567740737406606787243126292480,
%U 3675506444195600567841408683430769715388692299776
%N Hankel transform of A006588.
%F a(n)=4^(n(n+1))*A127636(n); a(n)=A000244(n)*A051255(n)*A053765(n+1);
%K easy,nonn
%O 0,2
%A _Paul Barry_, Jan 08 2008