A197795 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 5,5,2,0,1,1,0 for x=0,1,2,3,4,5,6

1, 2, 8, 53, 566, 10895, 355583, 19540276, 1853366075, 302167359547

Offset

1,2

Comments

Every 0 is next to 0 5's, every 1 is next to 1 5's, every 2 is next to 2 2's, every 3 is next to 3 0's, every 4 is next to 4 1's, every 5 is next to 5 1's, every 6 is next to 6 0's

Links

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

Example

Some solutions with all values from 0 to 6 for 8X8X8
.........0................2................2................0
........1.1..............2.2..............2.2..............1.1
.......1.5.1............0.0.0............0.1.1............1.5.1
......0.1.4.1..........3.3.1.1..........3.1.5.1..........0.3.1.4
.....3.3.1.5.1........0.0.1.5.1........0.0.1.4.1........0.0.0.1.1
....0.0.0.1.1.0......0.0.0.1.4.1......0.6.0.1.5.1......0.6.0.1.5.1
...2.0.6.0.2.2.0....3.0.6.0.1.5.1....0.0.0.0.1.1.0....0.0.0.3.1.2.0
..2.2.0.0.0.2.0.0..0.3.0.0.0.1.1.0..0.0.0.0.3.0.0.0..0.0.0.3.0.2.2.0

Crossrefs

Sequence in context: A193651 A195979 A203109 * A327354 A197931 A296788

Adjacent sequences: A197792 A197793 A197794 * A197796 A197797 A197798

Keyword

nonn

Author

R. H. Hardin Oct 18 2011

Status

approved