a(n) = a(n-1)^2 - a(n-1) - 1, a(0)=6.A144746a(n) = a(n-1)^2 - a(n-1) - 1, a(0)=6.Terms a(0) =6a(1) =29a(2) =811a(3) =656909a(4) =431528777371External referencesoeis: A144746