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A193837 Number of nXnXn triangular 0..7 arrays with no element equal to the sum or difference mod 8 of any two of its neighbors 0
8, 364, 10585, 1567017, 1284890327, 4880055311927, 78595996326574217 (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

.....4........4........3........1........3........3........1........3

....1.4......4.1......2.3......1.1......3.3......3.2......1.1......3.2

...4.1.4....4.1.1....3.2.2....1.4.4....3.3.3....3.2.3....1.3.1....2.3.3

..1.1.1.4..1.4.4.1..3.3.3.2..1.4.4.4..3.3.2.2..3.3.2.3..1.1.1.1..3.2.3.3

CROSSREFS

Sequence in context: A167256 A277656 A264198 * A193878 A193187 A240380

Adjacent sequences:  A193834 A193835 A193836 * A193838 A193839 A193840

KEYWORD

nonn

AUTHOR

R. H. Hardin Aug 06 2011

STATUS

approved

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Last modified August 9 09:54 EDT 2022. Contains 356021 sequences. (Running on oeis4.)