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A172601 Number of 7*n X n 0..1 arrays with row sums 3 and column sums 21 1
0, 0, 1, 472518347558400, 49825573548689359631837113344000, 187524788254217999458899339512832890227588026696000, 17188521061665681913347495181567174669437929715236078389999795132800000 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
LINKS
CROSSREFS
Sequence in context: A175531 A186914 A172665 * A086438 A261149 A104873
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved

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Last modified June 24 22:33 EDT 2024. Contains 373690 sequences. (Running on oeis4.)