Number of bridged bicyclic skeletons with n carbon atoms (see Parks et al. for precise definition).
A121330
Number of bridged bicyclic skeletons with n carbon atoms (see Parks et al. for precise definition).
Terms
- a(0) =0a(1) =0a(2) =0a(3) =8a(4) =9a(5) =53a(6) =251a(7) =1053a(8) =4078a(9) =14945a(10) =52586a(11) =179411a(12) =597480a(13) =1951618a(14) =6274858a(15) =19912475a(16) =62497879a(17) =194330213a(18) =599408935a(19) =1836028197a(20) =5589730484
External references
- oeis: A121330