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A172576
Number of 4*n X n 0..1 arrays with row sums 5 and column sums 20
1
0, 0, 0, 0, 1, 3246670537110000, 352231966693098849132080247442500, 203269774721184658406475682049947158681837795504000, 746770363520310669802381642326970209622854085785862010798716821780000
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,6
LINKS
R. H. Hardin, Table of n, a(n) for n=1..11
CROSSREFS
Sequence in context: A233844 A104282 A234067 * A037249 A008913 A335395
Adjacent sequences: A172573 A172574 A172575 * A172577 A172578 A172579
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved

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Last modified September 28 09:23 EDT 2024. Contains 376288 sequences.
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