login
A172732
Number of n X n 0..3 arrays with row sums 12 and column sums 12
1
0, 0, 0, 1, 153040, 210668680701, 1031515670404216935, 16533561074241057523755540, 808064031263375768787771957383712, 111562091000778108490941203120508002739900
OFFSET
1,5
LINKS
CROSSREFS
Sequence in context: A118498 A233392 A233947 * A172789 A248594 A339528
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved