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A199253
Number of nX5 0..3 arrays with values 0..3 introduced in row major order, the number of instances of each value within one of each other, and no element equal to any horizontal or vertical neighbor
0
6, 424, 16898, 305863, 68639138, 6888550898, 340245592285, 6769314291049, 1887110314847070, 212296762860857040, 11206162997839745779
OFFSET
1,1
COMMENTS
Column 5 of A199256
EXAMPLE
Some solutions for n=4
..0..1..2..3..0....0..1..2..1..2....0..1..2..0..3....0..1..2..1..3
..1..2..0..1..3....1..3..1..3..0....1..2..3..1..0....1..2..3..0..2
..3..1..3..2..1....2..0..3..2..1....2..3..2..0..2....2..3..0..3..1
..0..2..0..3..2....0..3..0..3..2....0..1..3..1..3....3..0..2..1..0
CROSSREFS
Sequence in context: A258192 A273820 A162088 * A199198 A000410 A370961
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 04 2011
STATUS
approved