a(1) = a(2) = 1; a(n) = a(n-1)! + a(n-2) for n > 2.
A075849
a(1) = a(2) = 1; a(n) = a(n-1)! + a(n-2) for n > 2.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =8a(5) =40323
External references
- oeis: A075849
A075849
a(1) = a(2) = 1; a(n) = a(n-1)! + a(n-2) for n > 2.