Number of edges in the n-th order Sierpinski carpet graph.

A271939

Number of edges in the n-th order Sierpinski carpet graph.

Terms

    a(0) =8a(1) =88a(2) =776a(3) =6424a(4) =52040a(5) =418264a(6) =3351944a(7) =26833048a(8) =214716872a(9) =1717892440a(10) =13743611912a(11) =109950312472a(12) =879606751304

External references