a(n+1) = 4*a(n)^3 - 3*a(n), with a(0) = 2.A094680a(n+1) = 4*a(n)^3 - 3*a(n), with a(0) = 2.Terms a(0) =2a(1) =26a(2) =70226External referencesoeis: A094680