Number of n-node graphs without nodes of degree 2.
A005637
Number of n-node graphs without nodes of degree 2.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =2a(4) =5a(5) =10a(6) =45a(7) =284a(8) =3960a(9) =110356a(10) =6153615a(11) =640014800a(12) =120777999811
External references
- oeis: A005637