%I #3 Sep 08 2013 13:31:28
%S 1,8,24,80,280,1008,3696,13728,51480,194480,739024,2821728,10816624,
%T 41602400,160466400,620470080,2404321560,9334424880,36300541200,
%U 141381055200,551386115280,2153031497760
%N 4*C(2n,n)-3*0^n.
%F a(n)=Sum_{k, 0<=k<=n}A039599(n,k)*A010688(k).
%Y Cf. A088218, A000984, A029651, A100320, A029609, A144706, A146533
%K nonn
%O 0,2
%A _Philippe Deléham_, Oct 31 2008
%E Corrected typo. - _Philippe Deléham_, Oct 31 2008
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