a(n) = (n^2 - n - 1)^n.A259925a(n) = (n^2 - n - 1)^n.Terms a(0) =1a(1) =-1a(2) =1a(3) =125a(4) =14641a(5) =2476099a(6) =594823321a(7) =194754273881External referencesoeis: A259925