Number of n-colorings of the icosahedral graph.

A218514

Number of n-colorings of the icosahedral graph.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =0a(4) =240a(5) =80400a(6) =4012560a(7) =76848240a(8) =825447840a(9) =6005512800a(10) =33014872800a(11) =146953113120a(12) =554770648080

External references