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Number of 5*n X 2*n 0..3 arrays with row sums 4 and column sums 10.
1

%I #6 Jun 22 2022 11:53:54

%S 51,2108358849529,576429489441112352734523835,

%T 81775344380801671912399265731289816687307700,

%U 1422407573139278002798418134584320442947352453284455417854786600

%N Number of 5*n X 2*n 0..3 arrays with row sums 4 and column sums 10.

%H R. H. Hardin, <a href="/A172786/b172786.txt">Table of n, a(n) for n=1..10</a>

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 06 2010