a(0) = 0; thereafter, a(n+1) = (a(n) - 2)^2 - n.

A143984

a(0) = 0; thereafter, a(n+1) = (a(n) - 2)^2 - n.

Terms

    a(0) =0a(1) =3a(2) =-1a(3) =6a(4) =12a(5) =95a(6) =8643a(7) =74666874

External references