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A192887 Number of nXnXn triangular 0..1 arrays with each element equal to at least two neighbors, containing at least one 1 and with new values 0..1 introduced in row major order 0

%I #5 Mar 31 2012 12:36:20

%S 0,0,0,6,47,698,17979,799893,63066783,8698226987,2104632006997,

%T 892430799525617,663245471214514115,863873891464881656063

%N Number of nXnXn triangular 0..1 arrays with each element equal to at least two neighbors, containing at least one 1 and with new values 0..1 introduced in row major order

%e All solutions for 4X4X4

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

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

%e ...0.1.1....1.1.1....1.0.0....0.0.1....1.1.0....1.0.1

%e ..0.0.1.1..1.1.1.1..1.1.0.0..0.0.1.1..1.1.0.0..1.1.1.1

%K nonn

%O 1,4

%A _R. H. Hardin_ Jul 11 2011

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Last modified June 18 02:11 EDT 2024. Contains 373468 sequences. (Running on oeis4.)