A172911 - OEIS

%I #4 Mar 31 2012 12:35:42

%S 0,146,11455470,25512834226600,950699986010003704500,

%T 388015827514187438302900020000,

%U 1252647814330243252910452100864057894337,24848247984277498423162949237290870891470475838400

%N Number of 2*n X n 0..6 arrays with row sums 7 and column sums 14

%H R. H. Hardin, <a href="/A172911/b172911.txt">Table of n, a(n) for n=1..12</a>

%K nonn

%O 1,2

%A _R. H. Hardin_ Feb 06 2010