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A172618
Number of n X n 0..2 arrays with row sums 13 and column sums 13
1
0, 0, 0, 0, 0, 0, 5040, 1310799454720, 754663198156942150944, 859819730886010540636567920000, 2143395673887060254676185406326252145600, 12011244510939290610945342901003078567310643860160
OFFSET
1,7
LINKS
CROSSREFS
Sequence in context: A259112 A195391 A210281 * A367571 A072242 A271947
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved