Number of n-colorings of the Errera graph.
A166964
Number of n-colorings of the Errera graph.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =960a(5) =4669200a(6) =1342968480a(7) =96351366720
External references
- oeis: A166964
A166964
Number of n-colorings of the Errera graph.