A193329 Number of nXnXn triangular 0..7 arrays with each element equal to the product mod 8 of two neighbors

0, 17, 257, 95633, 157793394, 1646136115844

Offset

1,2

Links

Table of n, a(n) for n=1..6.

Example

Some solutions for 4X4X4
.....6........4........1........1........7........1........7........1
....5.6......1.4......5.5......5.5......5.3......1.1......5.3......1.1
...5.1.0....1.1.4....6.2.1....5.5.0....5.3.1....5.1.1....7.5.7....2.3.4
..4.4.0.0..3.3.0.0..4.6.7.7..5.1.0.0..5.1.0.0..1.5.1.1..3.5.3.5..2.5.7.4

Crossrefs

Sequence in context: A174408 A260072 A260407 * A256499 A217796 A014898

Adjacent sequences: A193326 A193327 A193328 * A193330 A193331 A193332

Keyword

nonn

Author

R. H. Hardin Jul 22 2011

Status

approved