A264948 Number of 5Xn arrays containing n copies of 0..5-1 with no equal horizontal neighbors and new values introduced sequentially from 0.

1, 544, 307016, 196389904, 137409486772, 102117302729744, 79300380540248536, 63677294433618454384

Offset

1,2

Comments

Row 5 of A264945.

Links

Table of n, a(n) for n=1..8.

Example

Some solutions for n=2
..0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1....0..1
..2..3....2..3....2..3....2..3....2..3....0..2....2..3....2..3....2..3....2..3
..4..2....4..0....0..4....0..4....2..0....1..3....0..4....0..1....1..0....4..3
..1..3....1..2....2..3....2..1....4..3....2..4....1..4....2..4....3..4....0..4
..0..4....4..3....4..1....3..4....1..4....4..3....3..2....3..4....4..2....2..1

Crossrefs

Cf. A264945.

Sequence in context: A223376 A022048 A107512 * A159626 A020259 A184379

Adjacent sequences: A264945 A264946 A264947 * A264949 A264950 A264951

Keyword

nonn

Author

R. H. Hardin, Nov 29 2015

Status

approved