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A188420
Number of (5*n)Xn binary arrays with rows in nonincreasing order, 5 ones in every column and no more than 3 ones in any row
0
1, 6, 150, 11712, 2181522, 793369090, 498407294632, 497114063711190
OFFSET
1,2
COMMENTS
Row 5 of A188416
EXAMPLE
All solutions for 10X2
..1..1....1..1....1..0....1..1....1..1....1..1
..1..1....1..1....1..0....1..0....1..1....1..1
..1..1....1..0....1..0....1..0....1..1....1..1
..1..0....1..0....1..0....1..0....1..1....1..1
..1..0....1..0....1..0....1..0....1..1....1..0
..0..1....0..1....0..1....0..1....0..0....0..1
..0..1....0..1....0..1....0..1....0..0....0..0
..0..0....0..1....0..1....0..1....0..0....0..0
..0..0....0..0....0..1....0..1....0..0....0..0
..0..0....0..0....0..1....0..0....0..0....0..0
CROSSREFS
Sequence in context: A013301 A233734 A227044 * A089482 A126679 A232689
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 30 2011
STATUS
approved