A267201 Number of n X (n+5) arrays of permutations of n+5 copies of 0..n-1 with every element equal to or 1 greater than any north, southwest or northwest neighbors modulo n and the upper left element equal to 0.

1, 1716, 121, 336, 3337, 44525, 641925, 9242494, 130348644, 1783844726, 23607637070

Offset

1,2

Comments

Superdiagonal 5 of A267197.

Links

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

Example

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

Crossrefs

Cf. A267197.

Sequence in context: A297560 A157247 A347969 * A024408 A267741 A185795

Adjacent sequences: A267198 A267199 A267200 * A267202 A267203 A267204

Keyword

nonn

Author

R. H. Hardin, Jan 11 2016

Status

approved