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A241251
Number of nX4 0..3 arrays with no element equal to one plus the sum of elements to its left or zero plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest or zero plus the sum of the elements antidiagonally to its northeast, modulo 4
1
7, 10, 34, 120, 545, 2570, 13328, 70264, 390840, 2166393, 12186519, 68347761, 385756287, 2171706653, 12264859070, 69159861508, 390555507284, 2203677274384, 12443050758381, 70227871631917, 396507191404589, 2238145931844904
OFFSET
1,1
COMMENTS
Column 4 of A241255
LINKS
EXAMPLE
Some solutions for n=4
..3..3..2..2....3..3..2..2....3..3..2..2....3..3..2..3....2..2..3..3
..2..1..3..1....2..1..3..1....2..1..3..1....2..1..1..2....0..0..2..1
..2..2..2..1....2..2..3..1....0..2..0..1....2..2..0..2....0..0..0..2
..2..1..2..1....2..1..3..2....0..3..2..3....0..0..0..2....3..3..0..1
CROSSREFS
Sequence in context: A244165 A119169 A095756 * A126076 A341736 A258284
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 18 2014
STATUS
approved