A241304 Number of nX5 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 zero plus the sum of the elements antidiagonally to its northeast, modulo 4.

8, 40, 186, 1462, 6718, 41336, 217785, 1215485, 6526016, 35833494, 193952033, 1061500415, 5762495209, 31479526822, 171241179058, 934265732146, 5087340052649, 27739343474292, 151117812704114, 823771403533550

Offset

1,1

Comments

Column 5 of A241306

Links

R. H. Hardin, Table of n, a(n) for n = 1..21

Example

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

Crossrefs

Sequence in context: A270717 A270233 A270458 * A272274 A155616 A270947

Adjacent sequences: A241301 A241302 A241303 * A241305 A241306 A241307

Keyword

nonn

Author

R. H. Hardin, Apr 18 2014

Status

approved