A250822 Number of (n+2) X (3+2) 0..1 arrays with nondecreasing maximum minus minimum of every three consecutive values in every row and column.

13824, 176184, 2040816, 20732624, 200874408, 1873942536, 17157277544, 155136190168, 1393116306944, 12456789266800, 111112629202296, 989654662793656, 8807137316538216, 78337133410864568, 696584179015764256

Offset

1,1

Comments

Column 3 of A250826.

Links

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

Example

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

Crossrefs

Cf. A250826.

Sequence in context: A208487 A188102 A109102 * A250499 A013821 A013912

Adjacent sequences: A250819 A250820 A250821 * A250823 A250824 A250825

Keyword

nonn

Author

R. H. Hardin, Nov 27 2014

Status

approved