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A240373
Number of nX4 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 4
1
7, 67, 450, 5161, 36398, 271764, 2492182, 17380978, 143489019, 1182292032, 8603707764, 72258762282, 564807764665, 4330558939711, 35641259507701, 274748439605812, 2168553682544862, 17443667551284635, 135153953683819534
OFFSET
1,1
COMMENTS
Column 4 of A240376
LINKS
EXAMPLE
Some solutions for n=4
..3..3..2..2....3..2..3..3....3..3..2..3....2..2..3..2....2..2..2..2
..3..1..2..1....3..1..3..1....2..2..0..3....2..1..3..0....2..1..1..0
..2..2..3..2....2..1..1..0....3..1..0..2....3..3..0..0....3..1..2..1
..3..1..3..1....3..3..2..3....2..2..2..0....2..0..0..1....3..2..1..2
CROSSREFS
Sequence in context: A139910 A250227 A250275 * A077789 A250165 A186655
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 04 2014
STATUS
approved