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A172823
Number of 2*n X n 0..4 arrays with row sums 7 and column sums 14
1
0, 6, 587295, 2449665403360, 150313945957168045500, 89971474429693406536937414640, 388914772864932993317961153232659601617, 9645840692950033151436461750208136925819574909120
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A079288 A072234 A369973 * A182791 A336397 A235589
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved