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A240367
Number of 4Xn 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of the elements above it or two plus the sum of the elements diagonally to its northwest, modulo 4
1
11, 111, 1181, 13846, 165110, 2057843, 25667276, 329976721, 4209948942, 54835868848, 706915105152, 9251489612408, 119830890364458, 1570263366115713, 20386274517258734, 267147847200802821, 3472830684721624629
OFFSET
1,1
COMMENTS
Row 4 of A240364
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0....0..0..0..3....0..3..1..0....0..3..3..1....3..1..0..0
..3..1..3..3....0..3..1..0....3..3..0..0....0..0..0..0....0..0..0..0
..0..2..2..2....0..0..0..2....0..3..2..0....0..0..0..0....0..0..3..1
..0..0..2..2....0..0..0..2....3..1..2..0....3..3..0..0....0..0..3..2
CROSSREFS
Sequence in context: A337844 A015456 A343355 * A338679 A199764 A097177
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 04 2014
STATUS
approved