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A271434 Number of nXnXn triangular 0..3 arrays with new values introduced in sequential zero-upwards order and exactly one 2x2x2 triangle having values all equal and exactly one 2x2x2 triangle having values all different. 0
0, 0, 12, 1503, 114696, 8913024, 847131696, 107419889151, 19047514016106, 4855914055193274, 1811510852881383396 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Column 3 of A271437.

LINKS

Table of n, a(n) for n=1..11.

EXAMPLE

Some solutions for n=4

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

....1.0......1.1......1.1......1.0......1.1......1.1......1.1......1.0

...2.1.1....1.2.1....2.1.2....1.1.2....2.1.3....2.1.3....0.1.2....1.0.1

..3.3.1.3..2.2.2.0..3.3.1.1..3.3.1.1..2.3.3.0..1.2.3.2..2.2.1.2..0.0.0.2

CROSSREFS

Cf. A271437.

Sequence in context: A160490 A276905 A015096 * A299694 A160237 A013474

Adjacent sequences:  A271431 A271432 A271433 * A271435 A271436 A271437

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 07 2016

STATUS

approved

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Last modified August 14 04:13 EDT 2020. Contains 336477 sequences. (Running on oeis4.)