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A193185 Number of nXnXn triangular 0..5 arrays with no element equal to the sum mod 6 of any two neighbors 0
6, 140, 2347, 109477, 21391089, 14299793331, 30535534087125, 199765892340671739 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..8.

EXAMPLE

Some solutions for 4X4X4

.....5........3........3........1........5........5........3........5

....5.3......3.4......3.5......5.5......3.1......3.3......3.3......5.3

...5.3.2....3.3.2....5.5.3....5.5.3....1.1.5....1.5.3....5.5.5....3.1.5

..3.3.3.4..2.2.2.1..1.1.3.3..5.1.5.1..5.1.5.5..3.5.5.1..1.3.5.5..1.3.3.3

CROSSREFS

Sequence in context: A123728 A193876 A293124 * A322625 A012785 A012818

Adjacent sequences:  A193182 A193183 A193184 * A193186 A193187 A193188

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 17 2011

STATUS

approved

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Last modified January 23 02:40 EST 2019. Contains 319365 sequences. (Running on oeis4.)