A296685 Number of nX5 0..1 arrays with each 1 adjacent to 1, 2 or 3 king-move neighboring 1s.

12, 524, 6959, 121477, 2323514, 40828110, 732185986, 13222385649, 237236541596, 4262662089408, 76635595626539, 1377097404690750, 24748145014145535, 444776035386211760, 7993255300418468863, 143651122630457636710

Offset

1,1

Comments

Column 5 of A296688.

Links

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

R. H. Hardin, Empirical recurrence of order 63

Formula

Empirical recurrence of order 63 (see link above)

Example

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

Crossrefs

Cf. A296688.

Sequence in context: A360644 A004801 A202079 * A281030 A282589 A067733

Adjacent sequences: A296682 A296683 A296684 * A296686 A296687 A296688

Keyword

nonn

Author

R. H. Hardin, Dec 18 2017

Status

approved