Number of catafusenes with C_{2v}(b) symmetry (see reference for precise definition).
A045908
Number of catafusenes with C_{2v}(b) symmetry (see reference for precise definition).
Terms
- a(0) =0a(1) =1a(2) =3a(3) =13a(4) =49a(5) =203a(6) =833a(7) =3533a(8) =15133a(9) =65891a(10) =289865a(11) =1288491a(12) =5774847a(13) =26076165a(14) =118501583a(15) =541605705a(16) =2487893725a(17) =11480052755a(18) =53188676889a(19) =247337349095
External references
- oeis: A045908