VOOZH about

URL: https://oeis.org/A214379

⇱ A214379 - OEIS

login
A214379
Number of nXnXn triangular 0..3 arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors, and no element equal to its horizontal neighbors.
0
4, 32, 456, 11048, 445024, 29456216, 3183854216, 560099178288, 160085922224504, 74273794007636336, 55915904574400617168, 68294422849744215469224
OFFSET
1,1
COMMENTS
Column 3 of A214384
EXAMPLE
Some solutions for n=3
....2......1......2......2......2......2......3......2......1......2......3
...3.2....2.0....0.2....2.3....3.1....3.1....1.3....0.2....2.0....2.1....2.3
..3.0.2..3.0.2..0.3.2..1.3.1..1.3.0..2.3.1..2.1.3..0.3.1..2.3.0..3.0.3..3.2.3
CROSSREFS
Sequence in context: A009668 A005121 A327379 * A192500 A192486 A037964
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 14 2012
STATUS
approved