A195807 Number of triangular of a 6X6X6 0..n arrays with all rows and diagonals having the same length having the same sum, with corners zero

64, 1695, 24928, 213319, 1274808, 5828215, 21779968

Offset

1,1

Comments

Row 6 of A195805

Links

Table of n, a(n) for n=1..7.

Example

Some solutions for n=3
.......0............0............0............0............0............0
......1.2..........0.1..........3.3..........1.2..........0.1..........0.3
.....3.1.2........0.2.0........0.3.1........3.1.2........0.2.0........2.2.2
....3.1.0.3......1.1.1.0......3.0.0.2......3.1.0.3......1.1.1.0......2.3.3.2
...1.0.2.2.1....1.0.1.1.1....3.0.3.0.3....1.0.2.2.1....1.0.1.1.1....3.2.3.2.0
..0.2.3.1.2.0..0.0.1.1.0.0..0.3.1.2.3.0..0.2.3.1.2.0..0.0.1.1.0.0..0.0.2.2.3.0

Crossrefs

Sequence in context: A194496 A297092 A284340 * A304309 A316208 A305775

Adjacent sequences: A195804 A195805 A195806 * A195808 A195809 A195810

Keyword

nonn

Author

R. H. Hardin Sep 23 2011

Status

approved