Number of B-diagrams G such that the number of vertices of G is |G|=n.
A266093
Number of B-diagrams G such that the number of vertices of G is |G|=n.
Terms
- a(0) =1a(1) =4a(2) =36a(3) =372a(4) =4372a(5) =57396a(6) =828020a(7) =12962164a(8) =218098356a(9) =3915198836a(10) =74543140404
External references
- oeis: A266093