A207860 Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 1 0 and 1 0 1 vertically

16, 256, 1232, 5929, 44121, 328329, 2047902, 12773476, 85393582, 570875449, 3711466941, 24129583569, 158646920796, 1043070030864, 6826658594148, 44678944061361, 292963768764021, 1920989217886281, 12586269890069730

Offset

1,1

Comments

Row 5 of A207858

Links

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

Example

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

Crossrefs

Sequence in context: A208700 A207256 A207951 * A207810 A208284 A208417

Adjacent sequences: A207857 A207858 A207859 * A207861 A207862 A207863

Keyword

nonn

Author

R. H. Hardin Feb 21 2012

Status

approved