a(1) = 9; a(n+1) = a(n) * sum of decimal digits of a(n).

A047901

a(1) = 9; a(n+1) = a(n) * sum of decimal digits of a(n).

Terms

    a(0) =9a(1) =81a(2) =729a(3) =13122a(4) =118098a(5) =3188646a(6) =114791256a(7) =4132485216a(8) =148769467776

External references