A299139 Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.

3, 236, 6205, 143548, 3426869, 81988764, 1958821107, 46801360032, 1118229413140, 26717976955184, 638375195180545, 15252759731195845, 364435654101670351, 8707496129258580692, 208049042144382510120, 4970935766069111855568

Offset

1,1

Comments

Column 5 of A299142.

Links

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

Example

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

Crossrefs

Cf. A299142.

Sequence in context: A053970 A298277 A299370 * A299934 A299064 A299836

Adjacent sequences: A299136 A299137 A299138 * A299140 A299141 A299142

Keyword

nonn

Author

R. H. Hardin, Feb 03 2018

Status

approved