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A197794 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 5,4,2,0,1,1,0 for x=0,1,2,3,4,5,6 0
1, 2, 11, 89, 1795, 57514, 3970760, 533389627, 136233868657 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Every 0 is next to 0 5's, every 1 is next to 1 4'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..9.

EXAMPLE

Some solutions with all values from 0 to 6 for 8X8X8

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

........4.1..............2.2..............1.4..............1.0

.......1.1.1............0.1.0............1.1.1............4.1.0

......1.5.1.4..........1.4.1.3..........4.1.5.1..........1.1.1.1

.....1.4.1.1.1........1.5.1.0.0........1.1.1.4.0........1.1.5.4.1

....0.1.0.0.0.3......4.1.1.0.6.0......0.0.0.1.1.3......0.4.1.1.0.0

...0.2.0.6.0.0.0....1.1.1.4.0.0.2....3.0.6.0.2.0.0....3.1.2.0.0.6.0

..0.2.2.0.0.0.0.0..0.0.0.1.1.0.2.2..0.3.0.0.2.2.3.0..0.0.2.2.0.0.0.0

CROSSREFS

Sequence in context: A099662 A307770 A099693 * A197914 A138552 A258221

Adjacent sequences:  A197791 A197792 A197793 * A197795 A197796 A197797

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 18 2011

STATUS

approved

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Last modified June 21 19:59 EDT 2021. Contains 345365 sequences. (Running on oeis4.)