A241396 Number of nX6 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it or zero plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4.

14, 93, 689, 8697, 129985, 2234804, 39781828, 821631365, 16108803423, 370391699130

Offset

1,1

Comments

Column 6 of A241397

Links

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

Example

Some solutions for n=4
..3..2..3..2..3..3....3..2..2..2..3..2....3..2..2..2..3..2....3..2..2..2..3..3
..1..2..1..2..1..2....1..2..0..1..1..0....1..2..0..1..1..0....1..2..0..1..1..2
..3..2..3..2..0..0....2..0..0..3..0..2....3..0..2..3..2..0....3..2..0..3..2..0
..3..0..1..1..2..0....1..0..0..2..2..0....1..0..2..1..2..0....2..0..1..0..0..0

Crossrefs

Sequence in context: A113776 A202901 A224328 * A370721 A101383 A044265

Adjacent sequences: A241393 A241394 A241395 * A241397 A241398 A241399

Keyword

nonn

Author

R. H. Hardin, Apr 20 2014

Status

approved