A267569 Number of 5Xn arrays containing n copies of 0..5-1 with every element equal to or 1 greater than any west or southwest neighbors modulo 5 and the upper left element equal to 0.

24, 2, 3, 3, 55, 1326, 27712, 392186, 4032703, 32764364, 226023332, 1430681509, 9543107724, 82643484977, 972268357237, 12735190843783, 158717662004902, 1789867783195227

Offset

1,1

Comments

Row 5 of A267562.

Links

Table of n, a(n) for n=1..18.

Example

Some solutions for n=5
..0..0..1..2..3....0..1..1..2..3....0..1..2..2..3....0..1..2..3..4
..0..1..2..3..4....0..0..1..2..3....0..1..2..3..4....0..1..2..3..4
..1..1..2..3..4....0..1..2..3..4....1..2..3..4..0....0..1..2..3..4
..1..2..3..4..0....1..2..3..4..0....2..3..4..0..1....1..2..3..4..0
..2..3..4..4..0....2..3..4..4..4....3..4..4..0..1....1..2..3..4..0

Crossrefs

Cf. A267562.

Sequence in context: A040571 A037927 A040572 * A040573 A040574 A040575

Adjacent sequences: A267566 A267567 A267568 * A267570 A267571 A267572

Keyword

nonn

Author

R. H. Hardin, Jan 17 2016

Status

approved