a(n+1) = a(n) converted to base 9 from base 4 (written in base 10).

A023377

a(n+1) = a(n) converted to base 9 from base 4 (written in base 10).

Terms

    a(0) =4a(1) =9a(2) =19a(3) =84a(4) =819a(5) =19929a(6) =4968964a(7) =32299934229

External references