A300105 Number of n X 5 0..1 arrays with every element equal to 1, 2, 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

3, 174, 861, 5526, 59014, 526613, 4330629, 39686493, 361139457, 3194909963, 28699887325, 258969501853, 2322843011671, 20860078819477, 187642483358977, 1686368065001331, 15153805451302274, 136224084732985026

Offset

1,1

Comments

Column 5 of A300108.

Links

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

Example

Some solutions for n=5
..0..1..0..0..0. .0..1..0..1..1. .0..1..0..1..0. .0..0..1..0..1
..0..1..1..1..1. .1..0..0..1..1. .1..0..0..0..1. .1..0..1..1..0
..0..0..0..0..0. .1..0..0..0..0. .1..0..0..1..0. .1..1..1..1..1
..1..1..1..0..1. .1..0..0..0..1. .0..0..0..1..1. .1..0..1..1..0
..0..0..0..0..1. .0..0..1..1..0. .1..1..0..0..1. .0..0..1..0..0

Crossrefs

Cf. A300108.

Sequence in context: A298386 A299304 A299462 * A125711 A268949 A113270

Adjacent sequences: A300102 A300103 A300104 * A300106 A300107 A300108

Keyword

nonn

Author

R. H. Hardin, Feb 25 2018

Status

approved