A316286 Number of n X 5 0..1 arrays with every element unequal to 0, 1, 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero.

16, 120, 361, 1372, 7973, 35706, 164734, 838632, 4054621, 19606424, 96974108, 476274835, 2337729880, 11535292243, 56910536061, 280809829041, 1387541665639, 6859214962611, 33917224041001, 167794254617956, 830355849645876

Offset

1,1

Comments

Column 5 of A316289.

Links

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

R. H. Hardin, Empirical recurrence of order 85

Formula

Empirical recurrence of order 85 (see link above).

Example

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

Crossrefs

Cf. A316289.

Sequence in context: A304772 A316515 A304469 * A306050 A248621 A190049

Adjacent sequences: A316283 A316284 A316285 * A316287 A316288 A316289

Keyword

nonn

Author

R. H. Hardin, Jun 28 2018

Status

approved