Number of bicyclic skeletons with n carbon atoms and the parameter 'alpha' having the value of 1. See the paper by Hendrickson and Parks for details.

A125670

Number of bicyclic skeletons with n carbon atoms and the parameter 'alpha' having the value of 1. See the paper by Hendrickson and Parks for details.

Terms

    a(0) =1a(1) =2a(2) =9a(3) =26a(4) =87a(5) =257a(6) =787a(7) =2322a(8) =6891a(9) =20160a(10) =58939a(11) =171203a(12) =496294a(13) =1433558a(14) =4132744a(15) =11886827a(16) =34133563a(17) =97856500a(18) =280172582a(19) =801174478a(20) =2288600128a(21) =6531205571a(22) =18622839635a(23) =53059229091a(24) =151067980960a(25) =429840337630

External references