A275088 Number of nX6 0..2 arrays with no element equal to any value at offset (0,-2) (-1,-2) or (-2,-1) and new values introduced in order 0..2.

24, 864, 5304, 53132, 510680, 5038428, 48675088, 477786368, 4669603380, 45596095332, 445618877780, 4354996501396, 42558814118692, 415901491499748, 4064202093487220, 39716691445365360, 388129218814938872

Offset

1,1

Comments

Column 6 of A275090.

Links

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

R. H. Hardin, Empirical recurrence of order 64

Formula

Empirical recurrence of order 64 (see link above)

Example

Some solutions for n=4
..0..0..1..1..2..0. .0..1..2..2..1..1. .0..1..1..2..2..1. .0..0..1..1..2..0
..0..1..1..2..2..0. .1..0..2..2..1..0. .0..1..1..2..0..0. .2..0..1..2..2..0
..0..1..1..2..0..1. .1..2..2..1..0..0. .0..1..2..0..0..1. .0..1..1..2..2..0
..1..2..2..0..0..1. .1..0..2..1..0..2. .1..2..2..0..1..2. .0..0..2..2..0..0

Crossrefs

Cf. A275090.

Sequence in context: A184281 A220176 A275563 * A291111 A246215 A109575

Adjacent sequences: A275085 A275086 A275087 * A275089 A275090 A275091

Keyword

nonn

Author

R. H. Hardin, Jul 16 2016

Status

approved