A192888 - OEIS

A192888

Number of nXnXn triangular 0..2 arrays with each element equal to at least two neighbors, containing at least one 2 and with new values 0..2 introduced in row major order

%I #4 Mar 31 2012 12:36:20

%S 0,0,0,3,41,2728,191954,26587582,7328146929,4001202860541

%N Number of nXnXn triangular 0..2 arrays with each element equal to at least two neighbors, containing at least one 2 and with new values 0..2 introduced in row major order

%e All solutions for 4X4X4

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

%e ....0.0......0.0......0.0

%e ...1.1.2....1.0.2....1.2.2

%e ..1.1.2.2..1.1.2.2..1.1.2.2

%K nonn

%O 1,4

%A _R. H. Hardin_ Jul 11 2011