Number of degree 4 vertices in the n-Menger sponge graph.
A367702
Number of degree 4 vertices in the n-Menger sponge graph.
Terms
- a(0) =0a(1) =144a(2) =2784a(3) =57552a(4) =1180320a(5) =23889936a(6) =480221280a(7) =9624275280a(8) =192645717024
External references
- oeis: A367702