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A203394
Number of nX5 0..3 arrays with every nonzero element less than or equal to some NW, E or S neighbor
1
1, 10804, 5666072, 1650100394, 474618867194, 146110498224967, 45159146324783578, 13840616100127064523, 4239890557730330329770, 1300239131370728248882003, 398754832915217001399620056
OFFSET
1,2
COMMENTS
Column 5 of A203397
LINKS
EXAMPLE
Some solutions for n=4
..2..0..2..0..1....0..1..1..0..1....2..2..0..2..2....0..0..1..0..0
..2..3..2..2..1....1..1..3..2..1....1..2..0..1..2....1..1..3..3..0
..2..3..1..3..2....0..2..3..3..3....2..2..1..0..0....3..1..1..3..2
..0..3..3..3..3....2..2..2..0..3....0..2..0..0..0....3..3..1..0..3
CROSSREFS
Sequence in context: A340303 A093770 A190115 * A144716 A123078 A235254
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 01 2012
STATUS
approved