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A172764
Number of 3*n X n 0..3 arrays with row sums 4 and column sums 12
1
0, 141, 95635680, 1557850709802421, 338059904123009135280850, 640278723754096114457315005223400, 7745310191767932461627415566004172302489000
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A153358 A066627 A172668 * A172836 A087001 A025379
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved