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A239596
Number of nX4 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4
1
24, 64, 187, 643, 1737, 7461, 24946, 78667, 313003, 946740, 3353070, 11758390, 36733281, 134840254, 447239565, 1494320065, 5328884020, 17359223415, 60336682303, 207461258909, 687759739866, 2406912915998, 8088972710842
OFFSET
1,1
COMMENTS
Column 4 of A239599
LINKS
EXAMPLE
Some solutions for n=4
..3..2..2..0....2..0..0..3....3..0..0..0....3..0..0..0....3..0..0..0
..2..1..0..2....2..0..3..3....2..3..3..2....2..3..2..0....2..3..0..2
..3..2..2..0....3..2..2..2....3..1..1..2....3..1..2..0....3..2..2..2
..2..3..2..0....2..1..0..0....3..2..2..2....3..2..3..2....2..3..0..2
CROSSREFS
Sequence in context: A352343 A022761 A090386 * A306132 A118609 A127878
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 22 2014
STATUS
approved