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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 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 5 of A199256 LINKS 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: A106206 A174773 A162088 * A199198 A000410 A173760 Adjacent sequences:  A199250 A199251 A199252 * A199254 A199255 A199256 KEYWORD nonn AUTHOR R. H. Hardin Nov 04 2011 STATUS approved

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