a(n) = a(n-1)*a(n-2) + 1, a(0) = 1, a(1) = 3.
A001056
a(n) = a(n-1)*a(n-2) + 1, a(0) = 1, a(1) = 3.
Terms
- a(0) =1a(1) =3a(2) =4a(3) =13a(4) =53a(5) =690a(6) =36571a(7) =25233991a(8) =922832284862
External references
- oeis: A001056
A001056
a(n) = a(n-1)*a(n-2) + 1, a(0) = 1, a(1) = 3.