A270603 Number of nXnXn triangular 0..5 arrays with some element plus some adjacent element totalling 5+1 or 5-1 exactly once.

0, 96, 8148, 1728288, 1008327378, 1749723617976, 9214293422949066, 148852251780140286528, 7419587466656553186766902, 1145882508466597523549481797856

Offset

1,2

Comments

Column 5 of A270606.

Links

Table of n, a(n) for n=1..10.

Example

Some solutions for n=3
....4......1......1......2......0......3......4......5......0......4......3
...4.4....5.0....1.0....5.4....2.2....2.5....4.3....0.0....2.3....3.1....4.0
..2.3.5..3.0.5..0.5.3..3.4.1..0.0.3..3.2.0..1.0.5..4.1.0..5.2.5..2.0.2..4.5.5

Crossrefs

Cf. A270606.

Sequence in context: A093296 A093248 A299856 * A000545 A189909 A189903

Adjacent sequences: A270600 A270601 A270602 * A270604 A270605 A270606

Keyword

nonn

Author

R. H. Hardin, Mar 20 2016

Status

approved