A239252 Number of nX4 0..4 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it, modulo 5

131, 14685, 1536913, 160787652, 16849285277, 1764528331828, 184748227954044, 19343554404948583, 2025327665047217766, 212057300402524007051, 22202950969063284704965, 2324706541297082060186388

Offset

1,1

Comments

Column 4 of A239256

Links

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

Example

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

Crossrefs

Sequence in context: A104596 A091743 A066621 * A200736 A287071 A224843

Adjacent sequences: A239249 A239250 A239251 * A239253 A239254 A239255

Keyword

nonn

Author

R. H. Hardin, Mar 13 2014

Status

approved