a(n) = a(n-1)! + a(n-2)! with a(0) = 0, a(1) = 1.
A114020
a(n) = a(n-1)! + a(n-2)! with a(0) = 0, a(1) = 1.
Terms
- a(0) =0a(1) =1a(2) =2a(3) =3a(4) =8a(5) =40326
External references
- oeis: A114020
A114020
a(n) = a(n-1)! + a(n-2)! with a(0) = 0, a(1) = 1.