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A271435 Number of nXnXn triangular 0..4 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

%I

%S 0,0,12,1620,148392,14979216,1978392960,370450049664,102638643985920,

%T 43175669754811392

%N Number of nXnXn triangular 0..4 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.

%C Column 4 of A271437.

%e Some solutions for n=4

%e .....0........0........0........0........0........0........0........0

%e ....1.0......1.0......1.1......1.0......1.1......1.1......0.1......1.0

%e ...1.1.1....2.2.2....2.2.2....2.2.2....2.0.0....0.2.1....2.2.2....2.1.0

%e ..2.3.3.1..0.0.2.3..0.3.2.4..2.0.2.0..0.2.0.3..0.0.2.2..1.2.3.3..0.1.0.0

%Y Cf. A271437.

%K nonn

%O 1,3

%A _R. H. Hardin_, Apr 07 2016

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Last modified September 20 12:44 EDT 2020. Contains 337264 sequences. (Running on oeis4.)