A196541 Number of n X 5 0..4 arrays with each element equal to the number its horizontal and vertical neighbors less than or equal to itself.

19, 2897, 112723, 11955804, 1202209625, 134252759220, 15090629432544, 1674551042811491, 186974407177541859, 20855281833499454493, 2324984932736447335502, 259314439638504588082785

Offset

1,1

Comments

Column 5 of A196544.

Links

R. H. Hardin, Table of n, a(n) for n = 1..161

Example

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

Crossrefs

Cf. A196544.

Sequence in context: A183739 A277000 A055415 * A221296 A287938 A225602

Adjacent sequences: A196538 A196539 A196540 * A196542 A196543 A196544

Keyword

nonn

Author

R. H. Hardin, Oct 03 2011

Status

approved