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A184067
Number of (n+1)X6 binary arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one
1
54, 134, 924, 7671, 56723, 288744, 1201502, 4136338, 11927710, 29250767, 62876028, 120904433, 212281665, 345771803, 530007739, 773304379, 1083892502, 1469984808, 1939804454, 2501586120, 3163566510, 3933982328, 4821070278, 5833067064
OFFSET
1,1
COMMENTS
Column 5 of A184071
LINKS
EXAMPLE
Some solutions for 3X6
..0..0..0..0..0..1....0..0..0..0..1..1....0..1..1..1..1..1....0..0..0..1..1..1
..0..0..0..1..1..0....0..0..1..1..0..0....1..0..0..0..0..1....0..1..1..0..0..0
..0..0..1..0..1..0....0..1..0..1..0..1....1..0..1..1..1..0....1..0..0..0..1..1
...
...0..0..1..2..2.......0..1..2..2..2.......2..2..2..2..3.......1..2..2..2..2...
...0..1..2..3..2.......1..2..3..2..1.......2..1..2..2..2.......2..2..1..1..2...
CROSSREFS
Sequence in context: A044241 A044622 A255021 * A044305 A044686 A108780
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 09 2011
STATUS
approved