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A172606
Number of 7*n X 7 0..1 arrays with row sums 2 and column sums 2*n
1
3110940, 807998767676100, 452489654840076972518400, 352231966693098849132080247442500, 329566582178898535416815000275618647613440
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
R. H. Hardin, Table of n, a(n) for n=1..14
CROSSREFS
Sequence in context: A282746 A212854 A186551 * A234151 A067899 A234449
Adjacent sequences: A172603 A172604 A172605 * A172607 A172608 A172609
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved

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Last modified October 6 17:28 EDT 2024. Contains 376579 sequences.
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