Number of edges in the n-Menger sponge graph.

A291066

Number of edges in the n-Menger sponge graph.

Terms

    a(0) =24a(1) =672a(2) =14976a(3) =311808a(4) =6334464a(5) =127475712a(6) =2555805696a(7) =51166445568

External references