A203394 Number of nX5 0..3 arrays with every nonzero element less than or equal to some NW, E or S neighbor

1, 10804, 5666072, 1650100394, 474618867194, 146110498224967, 45159146324783578, 13840616100127064523, 4239890557730330329770, 1300239131370728248882003, 398754832915217001399620056

Offset

1,2

Comments

Column 5 of A203397

Links

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

Example

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

Crossrefs

Sequence in context: A340303 A093770 A190115 * A144716 A123078 A235254

Adjacent sequences: A203391 A203392 A203393 * A203395 A203396 A203397

Keyword

nonn

Author

R. H. Hardin Jan 01 2012

Status

approved