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A240191
Number of nX6 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 three plus the sum of the elements diagonally to its northwest, modulo 4
1
1, 50, 1908, 40765, 1399773, 28061567, 733907809, 19388521135, 394134037392, 10503093361772, 254148197056864, 5694113978673887, 149969038048214610, 3469042519947752022, 82120588801140926261, 2085283919698276811475
OFFSET
1,2
COMMENTS
Column 6 of A240192
LINKS
EXAMPLE
Some solutions for n=4
..2..0..0..0..0..0....2..0..0..0..0..0....2..0..0..0..0..0....2..0..0..0..0..0
..1..2..0..0..2..0....1..2..2..0..2..0....1..2..2..0..2..2....1..0..2..0..0..2
..1..2..0..2..2..0....1..2..2..2..0..2....2..1..2..3..2..0....2..3..2..2..2..0
..2..3..0..0..2..0....2..3..0..2..0..0....1..2..2..3..3..2....1..3..2..1..1..2
CROSSREFS
Sequence in context: A164986 A224121 A238283 * A231696 A285877 A156087
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 02 2014
STATUS
approved