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A250675
Number of (n+1)X(7+1) 0..3 arrays with nondecreasing x(i,j)+x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction
2
3321772, 115965426, 2996016017, 61498698426, 1070591197687, 15971487229178, 210335029800118, 2486539928867930, 26773801460595558, 265593229627937954, 2450139707701747024, 21184357574916340526, 172798870644903483178
OFFSET
1,1
COMMENTS
Column 7 of A250676
LINKS
EXAMPLE
Some solutions for n=1
..0..0..1..1..2..3..2..0....0..0..1..0..2..1..1..1....0..0..2..1..1..0..0..0
..0..0..1..1..2..3..2..1....0..0..1..0..2..1..1..2....0..0..3..0..2..1..1..3
CROSSREFS
Sequence in context: A369897 A186594 A244574 * A242608 A206511 A238153
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 26 2014
STATUS
approved