a(1) = 4; a(2) = 3; for n > 2, a(n) = a(n-1)^2 + a(n-1) - 1.
A126604
a(1) = 4; a(2) = 3; for n > 2, a(n) = a(n-1)^2 + a(n-1) - 1.
Terms
- a(0) =4a(1) =3a(2) =11a(3) =131a(4) =17291a(5) =298995971
External references
- oeis: A126604
A126604
a(1) = 4; a(2) = 3; for n > 2, a(n) = a(n-1)^2 + a(n-1) - 1.