A275263 Number of nX5 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-1) and new values introduced in order 0..2.

41, 1944, 3728, 17036, 126420, 1020324, 8391716, 70863268, 603245904, 5149743348, 44208975924, 380984338336, 3288947470784, 28429483205272, 246016563436628, 2130446543671984, 18457304354943708, 159957516502554584

Offset

1,1

Comments

Column 5 of A275266.

Links

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

Example

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

Crossrefs

Cf. A275266.

Sequence in context: A049676 A275501 A275398 * A080178 A353113 A241374

Adjacent sequences: A275260 A275261 A275262 * A275264 A275265 A275266

Keyword

nonn

Author

R. H. Hardin, Jul 21 2016

Status

approved