Number of n-node (unlabeled) graphs with girth 6.
A128239
Number of n-node (unlabeled) graphs with girth 6.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =1a(4) =2a(5) =9a(6) =28a(7) =107a(8) =376a(9) =1457a(10) =5733a(11) =24385a(12) =110240a(13) =540400a(14) =2867847
External references
- oeis: A128239