A268167 Number of nX4 0..3 arrays with every repeated value in every row and column one larger mod 4 than the previous repeated value, and upper left element zero.

55, 12100, 2059071, 320575732, 45491100473, 6079523426038, 772758264915572, 94480289787828489, 11186387097256879208, 1289846738001714821101, 145443865004580975103939, 16092438685472525649486310

Offset

1,1

Comments

Column 4 of A268169.

Links

R. H. Hardin, Table of n, a(n) for n = 1..46

Example

Some solutions for n=2
..0..3..3..0....0..2..1..0....0..3..1..3....0..0..3..2....0..2..1..0
..3..0..1..3....2..2..1..0....3..2..3..1....1..1..2..3....2..0..2..2

Crossrefs

Cf. A268169.

Sequence in context: A113632 A202161 A221734 * A363869 A266031 A267424

Adjacent sequences: A268164 A268165 A268166 * A268168 A268169 A268170

Keyword

nonn

Author

R. H. Hardin, Jan 27 2016

Status

approved