A240432 Number of nX6 0..3 arrays with no element equal to zero plus the sum of elements to its left or zero plus the sum of elements above it or two plus the sum of the elements diagonally to its northwest, modulo 4

8, 566, 38406, 1404008, 94860720, 3523795084, 237034323164, 8779074387924, 589446737374098, 21806439176631996, 1463050134558885284, 54102499183173471694, 3628910391465007719834, 134174793157107324656256

Offset

1,1

Comments

Column 6 of A240433

Links

R. H. Hardin, Table of n, a(n) for n = 1..63

Example

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

Crossrefs

Sequence in context: A248331 A301950 A240300 * A275932 A058045 A086641

Adjacent sequences: A240429 A240430 A240431 * A240433 A240434 A240435

Keyword

nonn

Author

R. H. Hardin, Apr 04 2014

Status

approved