A278269 Number of n X 4 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) (1,-1) or (1,0), with upper left element zero.

0, 395, 46669, 4917221, 534794424, 58169902939, 6324036210246, 687555458611667, 74752174764687123, 8127170663355813491, 883598453307356693716, 96066179664937465210288, 10444462440985215578690505

Offset

1,2

Comments

Column 4 of A278272.

Links

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

Example

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

Crossrefs

Cf. A278272.

Sequence in context: A268030 A278610 A278605 * A278606 A230450 A247989

Adjacent sequences: A278266 A278267 A278268 * A278270 A278271 A278272

Keyword

nonn

Author

R. H. Hardin, Nov 16 2016

Status

approved