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A206511
Number of (n+1)X8 0..2 arrays with the number of clockwise edge increases in 2X2 subblocks nondecreasing rightwards and downwards
0
3337695, 997160112, 224125465767, 41561685861258, 6781274991216915, 1009956457230227994, 140477097763717169946, 18526867118888845651956, 2341223589530713890986871
OFFSET
1,1
COMMENTS
Column 7 of A206512
EXAMPLE
Some solutions for n=4
..2..2..2..2..0..1..0..1....0..2..2..1..0..2..2..0....2..0..0..1..1..1..0..1
..1..2..0..1..0..2..1..0....1..2..0..0..2..1..0..1....2..2..0..0..1..2..0..0
..0..2..1..0..1..0..2..1....0..0..2..1..0..2..1..2....1..0..2..1..2..0..2..1
..1..0..2..1..2..1..0..2....2..1..0..2..1..0..2..1....2..1..0..2..1..1..0..2
..0..1..0..2..1..2..1..0....0..2..1..0..2..1..0..2....1..0..2..1..0..2..1..0
CROSSREFS
Sequence in context: A244574 A250675 A242608 * A238153 A083635 A116306
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 08 2012
STATUS
approved