Number of simple graphs on n vertices rooted at one oriented edge.
A304069
Number of simple graphs on n vertices rooted at one oriented edge.
Terms
- a(0) =0a(1) =1a(2) =4a(3) =20a(4) =120a(5) =996a(6) =12208a(7) =241520a(8) =8171936a(9) =491317640a(10) =53489987584
External references
- oeis: A304069