a(n) = floor(a(n-1)^(3/2)), a(1) = 3.

A254402

a(n) = floor(a(n-1)^(3/2)), a(1) = 3.

Terms

    a(0) =3a(1) =5a(2) =11a(3) =36a(4) =216a(5) =3174a(6) =178817a(7) =75615914a(8) =657536414322

External references