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A207152 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 6,0,0,0,2,0,1 for x=0,1,2,3,4,5,6 0
1, 7, 39, 433, 8739, 299157, 18392685, 2000831273, 383836993467, 130672069239103 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

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

LINKS

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

EXAMPLE

Some solutions with all values from 0 to 6 for 7X7X7

........2..............0..............0..............1..............0

.......0.0............1.1............2.2............0.2............0.0

......0.5.0..........1.6.1..........0.4.0..........2.4.0..........0.5.0

.....0.3.0.0........0.1.1.0........3.2.2.0........0.2.2.0........0.0.3.0

....1.1.2.0.2......0.2.1.3.0......0.0.1.1.1......0.0.1.1.1......2.0.2.1.1

...1.6.1.2.4.2....2.4.2.0.5.0....0.5.3.1.6.1....0.5.3.1.6.1....2.4.2.1.6.1

..0.1.1.0.2.0.0..0.2.0.3.0.0.2..2.0.0.0.1.1.0..2.0.0.0.1.1.0..0.0.2.0.1.1.0

CROSSREFS

Sequence in context: A305361 A202763 A035357 * A135059 A203200 A165700

Adjacent sequences:  A207149 A207150 A207151 * A207153 A207154 A207155

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 15 2012

STATUS

approved

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Last modified September 29 22:48 EDT 2022. Contains 357092 sequences. (Running on oeis4.)