A293091 Number of 5 X n 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 two less than the number of 0's adjacent to some 1.

0, 60, 4013, 126903, 3786544, 112687158, 3370860734, 101584123289, 3080052428762, 93872530904247, 2873222643510833, 88260410746680709, 2719519768455485871, 84016899402147182297, 2601591974148719198874

Offset

1,2

Comments

Row 5 of A293087.

Links

R. H. Hardin, Table of n, a(n) for n = 1..80

Example

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

Crossrefs

Cf. A293087.

Sequence in context: A159991 A042741 A166772 * A074076 A084274 A289307

Adjacent sequences: A293088 A293089 A293090 * A293092 A293093 A293094

Keyword

nonn

Author

R. H. Hardin, Sep 30 2017

Status

approved