Number of spanning trees in G X P_n, where G = {{1, 2}, {1, 3}, {1, 4}, {1, 5}, {2, 3}, {4, 5}}.

A167064

Number of spanning trees in G X P_n, where G = {{1, 2}, {1, 3}, {1, 4}, {1, 5}, {2, 3}, {4, 5}}.

Terms

    a(0) =9a(1) =4725a(2) =1990656a(3) =822343725a(4) =338887026225

External references