A302153 Number of 5Xn 0..1 arrays with every element equal to 0, 2, 3 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero.

16, 1, 28, 65, 289, 2005, 12212, 83092, 578398, 4130639, 29972866, 219079327, 1604975900, 11775693817, 86495138703, 635792001674, 4675721910068, 34396180463177, 253073744882567, 1862205409753577, 13703542207469190

Offset

1,1

Comments

Row 5 of A302150.

Links

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

Example

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

Crossrefs

Cf. A302150.

Sequence in context: A133821 A002651 A097522 * A040271 A329927 A036179

Adjacent sequences: A302150 A302151 A302152 * A302154 A302155 A302156

Keyword

nonn

Author

R. H. Hardin, Apr 02 2018

Status

approved