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%I
%S 1,4,144,10000,960400,112021056,14876193024,2167749739584,
%T 338710896810000,55880440123393600,9629613008027474176,
%U 1719721549507980904704,316402760115623198128384,59700436261400947600000000
%N Binomial(2n,n)^4/(n+1)^2.
%F G.f.: 4F3({1/2,1/2,1/2,1/2},{1,2,2},256x), where 4F3 is a hypergeometric series.
%t Table[Binomial[2n,n]^4/(n+1)^2,{n,0,40}]
%o (Maxima) makelist(binomial(2*n,n)^4/(n+1)^2,n,0,40);
%Y Cf. A000108, A002894, A000888, A002897, A186414, A186415, A186416.
%K easy,nonn
%O 0,2
%A _Emanuele Munarini_, Feb 21 2011
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