login
A239411
Number of 7 X n 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, modulo 4.
1
368, 113774, 32507376, 9402398952, 2671846338458, 765206237815409, 217822754771248124, 62224253930396430225, 17732860047914475927901, 5061141668045083629968143, 1443095146623473513048203207
OFFSET
1,1
COMMENTS
Row 7 of A239405.
LINKS
EXAMPLE
Some solutions for n=2
..0..3....3..3....3..3....0..3....0..3....0..3....3..3....0..3....0..3....3..1
..0..3....0..2....2..2....3..2....0..2....0..2....0..2....0..3....3..2....0..2
..3..1....0..0....2..0....0..0....3..2....3..2....3..1....3..1....2..0....0..0
..3..3....0..0....2..0....2..2....2..2....0..2....2..1....0..3....0..2....3..2
..3..3....0..0....2..1....0..0....0..0....3..2....0..0....2..1....2..2....3..1
..0..2....0..0....0..3....0..3....2..1....3..3....3..3....0..2....2..1....0..2
..0..2....2..2....3..1....0..3....3..3....0..3....3..2....2..2....0..3....2..1
CROSSREFS
Cf. A239405.
Sequence in context: A318938 A240006 A097501 * A239339 A352224 A294597
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 17 2014
STATUS
approved