Number of unlabeled, unrooted distance-hereditary graphs on n vertices.
A280766
Number of unlabeled, unrooted distance-hereditary graphs on n vertices.
Terms
- a(0) =1a(1) =2a(2) =4a(3) =11a(4) =31a(5) =114a(6) =454a(7) =2078a(8) =10168a(9) =53045a(10) =288037a(11) =1617483a(12) =9311503a(13) =54723397a(14) =327065591a(15) =1982926671a(16) =12169747393a(17) =75486178107a(18) =472601737413
External references
- oeis: A280766