A277943 Number of nX6 0..2 arrays with every element plus 1 mod 3 equal to some element at offset (-1,0) (-1,1) (0,-1) (0,1) or (1,0), with upper left element zero.

0, 1932, 410047, 103960169, 25229090418, 6148196379968, 1496942405776739, 364495804481147439, 88750646285150436813, 21609806138412948338367, 5261747594998909650325381, 1281177047045409510827679072

Offset

1,2

Comments

Column 6 of A277945.

Links

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

Example

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

Crossrefs

Cf. A277945.

Sequence in context: A141593 A221015 A227491 * A251945 A340843 A270265

Adjacent sequences: A277940 A277941 A277942 * A277944 A277945 A277946

Keyword

nonn

Author

R. H. Hardin, Nov 05 2016

Status

approved