A207553 Number of 5 X n 0..2 arrays avoiding the pattern z-2 z-1 z in any row, column, nw-to-se diagonal or ne-to-sw antidiagonal.

216, 46656, 7104784, 1033847229, 151596413811, 22310125127129, 3281119335987704, 482409110595369417, 70913221471442436735, 10423970912644421821948, 1532250473752733562395242

Offset

1,1

Comments

Row 5 of A207550.

Links

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

Example

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

Crossrefs

Cf. A207550.

Sequence in context: A078204 A230466 A201248 * A207547 A207314 A206697

Adjacent sequences: A207550 A207551 A207552 * A207554 A207555 A207556

Keyword

nonn

Author

R. H. Hardin Feb 18 2012

Status

approved