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A172861
Number of n X n 0..5 arrays with row sums 10 and column sums 10
1
0, 1, 231, 965838, 22989265901, 2461655754351495, 985771420457603052511, 1279614273812450904341423760, 4801060151437579142777056341136944, 47374533605081761722921471083862749119153
OFFSET
1,3
LINKS
CROSSREFS
Sequence in context: A066370 A139412 A027551 * A068750 A225997 A172898
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved