A240248 Number of nX6 0..3 arrays with no element equal to the sum of elements to its left or the sum of elements above it or the sum of the elements diagonally to its northwest or the sum of the elements antidiagonally to its northeast, modulo 4

164, 540, 3964, 33216, 246458, 2043488, 16426440, 143288058, 1177286938, 10394554300, 87560804240

Offset

1,1

Comments

Column 6 of A240250

Links

Table of n, a(n) for n=1..11.

Example

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

Crossrefs

Sequence in context: A045006 A245386 A063354 * A105653 A233997 A233990

Adjacent sequences: A240245 A240246 A240247 * A240249 A240250 A240251

Keyword

nonn

Author

R. H. Hardin, Apr 03 2014

Status

approved