3X3X3 triangular graph without horizontal edges coloring a rectangular array: number of nX6 0..5 arrays where 0..5 label nodes of a graph with edges 0,1 0,2 1,3 1,4 2,4 2,5 and every array movement to a horizontal or vertical neighbor moves along an edge of this graph.

A223350

3X3X3 triangular graph without horizontal edges coloring a rectangular array: number of nX6 0..5 arrays where 0..5 label nodes of a graph with edges 0,1 0,2 1,3 1,4 2,4 2,5 and every array movement to a horizontal or vertical neighbor moves along an edge of this graph.

Terms

    a(0) =300a(1) =22388a(2) =1851020a(3) =154482340a(4) =12912752876

External references