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A172920
Number of n X n 0..7 arrays with row sums 10 and column sums 10.
1
0, 5, 1356, 3978958, 70252384001, 5897868149018025, 1951415739647747836330, 2186630273077730637194339120, 7330158006601231605920532966798192, 66348852357002987700605359091266362631153
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A066162 A096725 A332536 * A062598 A203690 A304425
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved