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A197964 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 2,6,1,0,1,0,1 for x=0,1,2,3,4,5,6 0
1, 1, 4, 26, 138, 1523, 26489, 687930, 27990897, 1765820801, 172024403235, 25959739501756 (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 6's, every 2 is next to 2 1'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 1's

LINKS

Table of n, a(n) for n=1..12.

EXAMPLE

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

........0..............2..............0..............2..............2

.......3.0............1.1............3.0............1.1............1.1

......0.5.0..........1.6.1..........3.0.0..........1.6.1..........1.6.1

.....0.0.0.0........0.1.1.0........0.0.5.0........4.1.1.0........0.1.1.0

....1.1.4.1.1......1.1.4.0.0......1.1.0.1.1......1.1.4.3.0......1.1.4.0.3

...1.6.1.1.6.1....1.6.1.3.5.0....1.6.1.1.6.1....1.6.1.0.5.0....1.6.1.0.5.0

..2.1.1.0.1.1.2..0.1.1.0.0.0.0..0.1.1.4.1.1.2..0.1.1.0.0.0.0..0.1.1.0.0.0.0

CROSSREFS

Sequence in context: A058408 A053906 A316539 * A100236 A229278 A180226

Adjacent sequences:  A197961 A197962 A197963 * A197965 A197966 A197967

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 19 2011

STATUS

approved

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Last modified January 21 05:39 EST 2020. Contains 331104 sequences. (Running on oeis4.)