Number of graceful labelings of the n-sunlet graph.

A333757

Number of graceful labelings of the n-sunlet graph.

Terms

    a(0) =108a(1) =672a(2) =5100a(3) =54792a(4) =766108a(5) =13741280a(6) =283358916a(7) =7005830080a(8) =202188486412

External references