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A193370 Number of nXnXn triangular 0..5 arrays with no element equal to the product mod 6 of any two neighbors 0
6, 161, 6960, 686499, 181876477, 131680333106, 290536092154255 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for 4X4X4

.....0........0........0........0........0........0........0........0

....1.4......4.1......5.4......5.3......3.1......2.5......1.1......1.1

...3.1.2....0.5.3....0.4.5....3.4.5....2.5.2....2.0.2....0.3.5....2.0.2

..2.4.0.1..1.1.2.1..1.5.0.1..5.4.3.4..2.2.3.1..5.2.2.2..1.1.4.0..1.5.1.0

CROSSREFS

Sequence in context: A030449 A120277 A241453 * A015086 A052466 A280477

Adjacent sequences:  A193367 A193368 A193369 * A193371 A193372 A193373

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 24 2011

STATUS

approved

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Last modified March 18 12:10 EDT 2019. Contains 321283 sequences. (Running on oeis4.)