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A241402
Number of 6Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4
0
15, 142, 1156, 17211, 160947, 2234804, 18589398, 134190457, 1305599583, 8782028493, 85981849830
OFFSET
1,1
COMMENTS
Row 6 of A241397
EXAMPLE
Some solutions for n=3
..2..3..2....3..2..2....2..3..3....2..3..3....2..3..3....3..2..2....3..2..2
..2..1..0....1..2..0....1..3..2....2..1..2....2..3..2....1..2..0....2..1..0
..3..0..0....3..2..2....1..2..0....2..0..0....2..0..0....3..2..2....1..3..2
..3..0..0....1..2..2....3..0..0....2..0..0....1..0..0....1..2..0....1..2..0
..2..0..0....3..2..0....3..2..0....2..3..3....2..0..0....2..0..0....2..3..2
..2..3..0....3..0..0....1..0..3....2..3..0....3..0..0....2..3..3....3..1..2
CROSSREFS
Sequence in context: A096046 A093117 A045724 * A252825 A279921 A179524
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 20 2014
STATUS
approved