|
|
A155259
|
|
Number of ways to place zero or more nonadjacent 0,0 1,0 1,1 2,0 3,0 4,1 polyhexes in any orientation on a planar nXnXn triangular grid.
|
|
0
|
|
|
1, 13, 37, 111, 999, 5261, 42873, 550367, 5937880, 97204725, 2096426420, 47838274736
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
4,2
|
|
LINKS
|
|
|
EXAMPLE
|
Maximal 10 X 10 X 10 example
............0
...........1.1
..........0.0.1
.........1.0.0.1
........1.1.0.1.1
.......1.0.0.0.0.0
......1.0.1.1.0.1.1
.....0.1.0.0.1.0.1.0
....1.0.0.1.0.1.0.1.0
...1.1.1.1.0.1.1.0.1.1
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|