One of a family of sequences that interpolates between the Bell numbers and the factorials.
A068201
One of a family of sequences that interpolates between the Bell numbers and the factorials.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =120a(5) =720a(6) =4920a(7) =37320a(8) =309120a(9) =2763720a(10) =26440920a(11) =268864320a(12) =2889978120a(13) =32689371720a(14) =387638491920
External references
- oeis: A068201