Number of increasing rooted 2,3 cacti (triangular cacti with bridges) with n-1 nodes.
A032035
Number of increasing rooted 2,3 cacti (triangular cacti with bridges) with n-1 nodes.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =13a(5) =77a(6) =573a(7) =5143a(8) =54025a(9) =650121a(10) =8817001a(11) =133049339a(12) =2210979381a(13) =40118485237a(14) =789221836741
External references
- oeis: A032035