A207314 Number of nX5 0..2 arrays avoiding the pattern z-2 z-1 z in any row, column or nw-to-se diagonal

216, 46656, 7791488, 1274682671, 205235353935, 32960886054362, 5287481507599689, 847996342709895834, 135988221568912041664, 21807179762496937194845, 3496992901399897131806933

Offset

1,1

Comments

Column 5 of A207317

Links

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

Example

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

Crossrefs

Sequence in context: A201248 A207553 A207547 * A206697 A299994 A124009

Adjacent sequences: A207311 A207312 A207313 * A207315 A207316 A207317

Keyword

nonn

Author

R. H. Hardin Feb 16 2012

Status

approved