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A172921
Number of n X n 0..7 arrays with row sums 15 and column sums 15
1
0, 0, 406, 11492512, 3178005285051, 6245350445865892320, 71187872386623811677450179, 3978462276964182243369639664709376, 948836768023263746262225246333504275312592
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OFFSET
1,3
LINKS
R. H. Hardin,
Table of n, a(n) for n=1..10
CROSSREFS
Sequence in context:
A317982
A203936
A172891
*
A063138
A118327
A213606
Adjacent sequences:
A172918
A172919
A172920
*
A172922
A172923
A172924
KEYWORD
nonn
AUTHOR
R. H. Hardin
Feb 06 2010
STATUS
approved
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Last modified May 13 07:22 EDT 2024. Contains 372498 sequences. (Running on oeis4.)