Number of labeled n-node 4-valent graphs containing 3 double edges, a distinguished unordered pair of which are adjacent.
A058833
Number of labeled n-node 4-valent graphs containing 3 double edges, a distinguished unordered pair of which are adjacent.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =3a(4) =0a(5) =30a(6) =360a(7) =6930a(8) =196728a(9) =8115660a(10) =433362960a(11) =28552545945
External references
- oeis: A058833