A221092 Number of 6Xn arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor

0, 1024, 379080, 461433361, 359601021696, 310569670802169, 256493177634603980, 214463135484783365184, 178172688406957337169300, 148296297048758725175981604, 123301705170758733642021530340

Offset

1,2

Comments

Row 6 of A221087

Links

R. H. Hardin, Table of n, a(n) for n = 1..12

Example

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

Crossrefs

Sequence in context: A017117 A269293 A017213 * A017321 A223267 A017441

Adjacent sequences: A221089 A221090 A221091 * A221093 A221094 A221095

Keyword

nonn

Author

R. H. Hardin Jan 01 2013

Status

approved