a(1)=1. a(n) = a(n-1) + a(n-1)^a(n-1).A135408a(1)=1. a(n) = a(n-1) + a(n-1)^a(n-1).Terms a(0) =1a(1) =2a(2) =6a(3) =46662External referencesoeis: A135408