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A202716
Number of 4X4 0..n arrays with row sums equal and no column sum equal to the previous
0
838, 173860, 7788648, 147823100, 1631287078, 12388736288, 71598143176, 335967493328, 1337851154982, 4665608624084, 14584276374720
OFFSET
1,1
COMMENTS
Row 4 of A202714
EXAMPLE
Some solutions for n=1
..1..0..1..0....1..0..1..0....1..0..1..1....1..1..0..0....0..1..0..0
..0..1..1..0....0..1..1..0....1..1..1..0....0..1..1..0....0..0..0..1
..1..1..0..0....0..1..0..1....1..1..0..1....1..1..0..0....0..1..0..0
..1..0..1..0....1..1..0..0....1..1..0..1....1..1..0..0....0..0..0..1
CROSSREFS
Sequence in context: A177846 A167603 A284187 * A118380 A351671 A135639
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 23 2011
STATUS
approved