Number of nonisomorphic systems of catafusenes for the unsymmetrical schemes (group C_s) with two appendages (see references for precise definition).
A045445
Number of nonisomorphic systems of catafusenes for the unsymmetrical schemes (group C_s) with two appendages (see references for precise definition).
Terms
- a(0) =0a(1) =1a(2) =6a(3) =29a(4) =132a(5) =590a(6) =2628a(7) =11732a(8) =52608a(9) =237129a(10) =1074510a(11) =4893801a(12) =22395420a(13) =102943815a(14) =475139070a(15) =2201301575a(16) =10234016880a(17) =47731093715a(18) =223273611810
External references
- oeis: A045445