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A197753 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,4,0,0,1,0,0 for x=0,1,2,3,4,5,6 0
1, 4, 15, 154, 2560, 77908, 4327313, 430599055, 75914929553, 23997418533210 (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 4's, every 2 is next to 2 0's, every 3 is next to 3 0'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 6X6X6

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

......0.0..........4.1..........1.4..........0.0..........4.1..........0.0

.....0.5.3........1.1.0........0.1.1........0.6.0........1.1.2........0.6.0

....0.0.0.0......0.0.0.0......0.0.0.0......0.0.0.0......0.3.0.0......0.0.0.2

...0.6.0.1.1....0.6.0.5.0....0.5.0.6.0....0.5.3.1.1....0.5.0.6.0....3.5.0.1.1

..2.0.0.1.4.1..2.0.0.3.0.0..2.0.3.0.0.2..0.0.0.1.4.1..2.0.0.0.0.0..0.0.0.1.4.1

CROSSREFS

Sequence in context: A323564 A246791 A037447 * A197934 A137654 A277509

Adjacent sequences:  A197750 A197751 A197752 * A197754 A197755 A197756

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 17 2011

STATUS

approved

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Last modified October 23 21:57 EDT 2019. Contains 328373 sequences. (Running on oeis4.)