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A240004
Number of 5Xn 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 one plus the sum of the elements diagonally to its northwest, modulo 4
1
66, 1117, 10405, 86360, 635873, 4267171, 26152051, 147439332, 775122753, 3821059149, 17769229031, 78356711183, 328981383567, 1319877073978, 5076715532082, 18776009861766, 66950026301586, 230700526217982
OFFSET
1,1
COMMENTS
Row 5 of A240000
FORMULA
Empirical polynomial of degree 44 (see link above)
EXAMPLE
Some solutions for n=3
..0..3..3....0..3..3....0..0..3....0..0..3....0..0..3....3..3..0....3..3..0
..0..3..3....0..0..3....0..0..0....0..0..0....0..3..2....2..2..3....0..3..1
..3..3..1....0..0..3....3..3..0....0..3..2....0..3..1....2..2..0....2..2..0
..0..2..2....0..2..0....0..3..3....0..2..1....3..3..2....0..0..2....0..0..0
..0..2..1....0..0..0....0..2..2....0..2..2....2..1..3....0..0..2....2..0..1
CROSSREFS
Sequence in context: A196789 A284283 A168123 * A231287 A263522 A269693
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 30 2014
STATUS
approved