A278187 Number of nX6 0..3 arrays with every element plus 1 mod 4 equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) or (1,0), with upper left element zero.

0, 6381, 6715738, 6196345742, 5858713218010, 5537142857552112, 5232919178331757631, 4945638025497366239942, 4674127103296221122266834, 4417520697715221210576165981

Offset

1,2

Comments

Column 6 of A278188.

Links

Table of n, a(n) for n=1..10.

Example

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

Crossrefs

Cf. A278188.

Sequence in context: A105009 A237380 A251406 * A206125 A322935 A253825

Adjacent sequences: A278184 A278185 A278186 * A278188 A278189 A278190

Keyword

nonn

Author

R. H. Hardin, Nov 14 2016

Status

approved