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A197790 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 2,3,4,1,1,0,0 for x=0,1,2,3,4,5,6 0
1, 1, 13, 52, 786, 25425, 808145, 82768814, 12208450292, 3222958108566 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

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

........0.0..............0.0..............0.0..............3.0

.......0.5.0............0.5.1............0.5.1............1.1.1

......3.1.0.1..........1.0.0.3..........1.0.0.3..........1.4.2.3

.....1.1.4.1.3........1.3.0.1.1........0.3.1.1.1........3.1.4.1.1

....0.0.1.2.4.1......0.0.1.4.2.1......0.0.1.4.4.1......0.1.1.1.0.0

...0.6.0.3.1.1.0....0.6.0.1.1.4.3....0.6.0.1.2.1.3....0.5.0.3.0.6.0

..0.0.0.1.0.1.3.1..0.0.0.0.3.1.1.1..0.0.0.1.3.1.1.0..0.0.0.1.0.0.0.0

CROSSREFS

Sequence in context: A152742 A213837 A047903 * A317467 A076163 A207977

Adjacent sequences:  A197787 A197788 A197789 * A197791 A197792 A197793

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 18 2011

STATUS

approved

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Last modified June 22 02:16 EDT 2021. Contains 345367 sequences. (Running on oeis4.)