a(n) = floor(a(n-1)^(5/2)), a(1) = 2.A254406a(n) = floor(a(n-1)^(5/2)), a(1) = 2.Terms a(0) =2a(1) =5a(2) =55a(3) =22434a(4) =75381849525External referencesoeis: A254406