login
A172955
Number of n X n 0..9 arrays with row sums 13 and column sums 13
1
0, 6, 3300, 29325760, 2208879837845, 1087071687451329840, 2832943476223117064033156, 32889801403868602076336080073600, 1473836226725275907157399237234998604948
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A373236 A030245 A247965 * A283885 A198706 A198625
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved