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A172801 Number of n X n 0..4 arrays with row sums 7 and column sums 7 1
0, 2, 189, 157984, 514790020, 5334492792240, 150603715387867113, 10301508972326640532800, 1555479697698632517004275840, 480593112323971829410256539190400 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A135126 A053936 A252765 * A318195 A307587 A235680
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved

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Last modified July 23 20:47 EDT 2024. Contains 374565 sequences. (Running on oeis4.)