Number of graphs with n nodes on a circle without crossing edges.
A054726
Number of graphs with n nodes on a circle without crossing edges.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =8a(4) =48a(5) =352a(6) =2880a(7) =25216a(8) =231168a(9) =2190848a(10) =21292032a(11) =211044352a(12) =2125246464a(13) =21681954816a(14) =223623069696
External references
- oeis: A054726