A277656 Number of nX5 0..2 arrays with every element equal to some element at offset (-1,0) (-1,1) (0,-1) (0,1) or (1,0) both plus 1 mod 3 and minus 1 mod 3, with new values introduced in order 0..2.

0, 8, 356, 18754, 853778, 41272404, 1939853778, 92010224525, 4354590810315, 206242664480842, 9765809059667609, 462455214528524834, 21898899233136089824, 1036995973723303272825, 49105621425306924377132

Offset

1,2

Comments

Column 5 of A277659.

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..0..1..0..2..1. .0..1..2..0..1. .0..1..2..1..0. .0..1..2..0..1
..2..2..1..2..0. .2..1..0..2..2. .2..2..0..0..2. .2..1..0..1..2
..2..0..2..1..1. .1..1..0..1..0. .0..2..1..2..1. .2..0..0..2..0
..1..1..1..0..2. .0..2..1..2..1. .1..1..0..2..0. .2..1..2..2..1

Crossrefs

Cf. A277659.

Sequence in context: A000436 A015507 A167256 * A264198 A193837 A193878

Adjacent sequences: A277653 A277654 A277655 * A277657 A277658 A277659

Keyword

nonn

Author

R. H. Hardin, Oct 26 2016

Status

approved