A193755 Number of nXnXn triangular 0..4 arrays with no element equal to the sum mod 5 of all its neighbors

4, 64, 4100, 1048576, 1073742400

Offset

1,1

Links

Table of n, a(n) for n=1..5.

Example

Some solutions for 4X4X4
.....0........0........0........0........0........0........0........0
....0.1......1.1......0.3......0.2......0.1......0.2......0.2......0.4
...0.1.4....3.3.4....0.4.2....2.3.1....2.0.3....0.0.1....4.2.2....0.4.2
..1.0.2.4..1.2.1.1..1.2.0.3..2.1.0.3..1.2.3.0..0.2.1.0..3.0.3.1..2.3.1.0

Crossrefs

Sequence in context: A053773 A053763 A193611 * A194501 A348315 A053923

Adjacent sequences: A193752 A193753 A193754 * A193756 A193757 A193758

Keyword

nonn

Author

R. H. Hardin Aug 03 2011

Status

approved