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A172676
Number of 3*n X 9 0..2 arrays with row sums 6 and column sums 2*n
1
352128, 96307175477520, 78459796857685317493440, 97830370630931874758353953631440, 154847134246966332451923962693083298516928
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OFFSET
1,1
LINKS
R. H. Hardin,
Table of n, a(n) for n=1..13
CROSSREFS
Sequence in context:
A251246
A237098
A172664
*
A172773
A172840
A172886
Adjacent sequences:
A172673
A172674
A172675
*
A172677
A172678
A172679
KEYWORD
nonn
AUTHOR
R. H. Hardin
Feb 06 2010
STATUS
approved
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Last modified August 10 05:56 EDT 2024. Contains 375044 sequences. (Running on oeis4.)