A nonlinear recurrence: a(n) = a(n-1)^2 - 3*a(n-1) + 3 (for n>1).

A000289

A nonlinear recurrence: a(n) = a(n-1)^2 - 3*a(n-1) + 3 (for n>1).

Terms

    a(0) =1a(1) =4a(2) =7a(3) =31a(4) =871a(5) =756031a(6) =571580604871

External references