Three-fold exponential convolution of Catalan numbers with themselves.
A014333
Three-fold exponential convolution of Catalan numbers with themselves.
Terms
- a(0) =1a(1) =3a(2) =12a(3) =57a(4) =306a(5) =1806a(6) =11508a(7) =78147a(8) =559962a(9) =4201038a(10) =32792472a(11) =264946446a(12) =2206077804a(13) =18860908644a(14) =165050642736
External references
- oeis: A014333