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A235520
Number of (n+1)X(3+1) 0..3 arrays with 2X2 subblock sum of squares lexicographically nondecreasing rowwise and nonincreasing columnwise
1
20164, 1693053, 136233789, 8849747316, 569055271070, 29822537207178, 1571264979362306, 68874735366332203, 3041344407262868925, 114330480823095423147, 4332358632370420614992, 142558641746950286696618
OFFSET
1,1
COMMENTS
Column 3 of A235521
LINKS
EXAMPLE
Some solutions for n=1
..1..0..0..0....0..2..2..0....2..3..0..2....2..0..0..1....1..3..1..1
..1..2..1..2....3..3..2..0....2..0..0..2....0..3..0..2....2..2..2..0
CROSSREFS
Sequence in context: A119648 A127224 A235523 * A235651 A114613 A209878
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 11 2014
STATUS
approved