Number of 3-edge-colored trivalent graphs with 2n nodes.
A002830
Number of 3-edge-colored trivalent graphs with 2n nodes.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =16a(4) =86a(5) =448a(6) =3580a(7) =34981a(8) =448628a(9) =6854130a(10) =121173330a(11) =2403140605a(12) =52655943500
External references
- oeis: A002830