%I #3 Mar 30 2012 18:35:53
%S 4,63,1456,44275,1669536,75163011,3934369216,234799050915,
%T 15736644960400,1170354134607658,95648578915114512,
%U 8520904136405458044,821828481957792579648,85317719822978885714475
%N binomial(n^2,n+1)/(n-1).
%C The entries are integer for n >= 2 because binomial(n^2,n+1)/(n-1) = n*binomial(n^2-2,n-1), which is a product of two integers.
%F a(n) = binomial(n^2,n+1)/(n-1) = n * A177234(n) = n^2 * A177784(n).
%p n0:=30: T:=array(1..n0): T:=array(1..n0-1): for n from 2 to n0 do: T[n-1]:= (binomial(n^2,n+1))/(n-1): od: print(T):
%Y Cf. A177234, A177784, A000108, A060545
%K nonn
%O 2,1
%A _Michel Lagneau_, May 13 2010
%E Removed redundant second Maple version - _R. J. Mathar_, May 14 2010
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