Number of nonisomorphic systems of catafusenes in an example in Cyvin et al. (1994) with two appendages to the core indexed by the total number of hexagons in the appendages.
A045903
Number of nonisomorphic systems of catafusenes in an example in Cyvin et al. (1994) with two appendages to the core indexed by the total number of hexagons in the appendages.
Terms
- a(0) =0a(1) =0a(2) =2a(3) =5a(4) =26a(5) =101a(6) =457a(7) =1978a(8) =8851a(9) =39481a(10) =178043
External references
- oeis: A045903