Number of degree 2 vertices in the n-Menger sponge graph.
A367700
Number of degree 2 vertices in the n-Menger sponge graph.
Terms
- a(0) =12a(1) =72a(2) =744a(3) =11256a(4) =201960a(5) =3871416a(6) =76138536a(7) =1512609912a(8) =30171384168a(9) =602782587960
External references
- oeis: A367700