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A197565 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,1,0,1,6,1,0 for x=0,1,2,3,4,5,6 0
1, 7, 33, 499, 11575, 531309, 48475501, 7812612736, 2508492642639 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Every 0 is next to 0 4's, every 1 is next to 1 1's, every 2 is next to 2 0's, every 3 is next to 3 1's, every 4 is next to 4 6's, every 5 is next to 5 1's, every 6 is next to 6 0's
LINKS
EXAMPLE
Some solutions for 5X5X5
......0..........0..........0..........2..........0..........1..........0
.....2.0........0.0........1.1........0.0........0.2........1.0........1.1
....1.1.2......0.1.1......2.0.2......0.0.1......2.2.2......2.0.0......0.0.0
...0.0.0.1....0.0.2.3....1.0.0.1....0.1.0.1....0.1.0.0....1.0.1.1....1.0.6.0
..1.1.2.1.0..1.1.0.1.1..1.0.0.0.1..0.0.1.0.0..0.2.1.0.2..1.0.0.0.0..1.2.0.0.2
CROSSREFS
Sequence in context: A204706 A197995 A207150 * A202762 A202757 A266018
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 16 2011
STATUS
approved

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Last modified May 26 03:14 EDT 2024. Contains 372807 sequences. (Running on oeis4.)