Number of catacondensed simply-connected monopentapolyhexes (catafusenes).
A046697
Number of catacondensed simply-connected monopentapolyhexes (catafusenes).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =9a(4) =35a(5) =137a(6) =574a(7) =2431a(8) =10534a(9) =46123a(10) =204343a(11) =912967a(12) =4111375a(13) =18637303a(14) =84988775a(15) =389589095a(16) =1794280695a(17) =8298536715a(18) =38527147681a(19) =179487103411a(20) =838820394913
External references
- oeis: A046697