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A172587 Number of 5*n X n 0..1 arrays with row sums 3 and column sums 15. 1
0, 0, 1, 11732745024, 9647422924194982967040, 104923772318750486122754981962387200, 11251027489082268563385494644966780470231583948800 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
LINKS
CROSSREFS
Sequence in context: A247312 A204780 A333131 * A172581 A213534 A366897
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2010
STATUS
approved

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)