a(n)^9 is smallest ninth power beginning with n.

Terms

a(0) =0a(1) =1a(2) =4a(3) =9a(4) =7a(5) =2a(6) =16a(7) =21a(8) =59a(9) =46a(10) =6a(11) =17a(12) =22a(13) =8a(14) =29a(15) =63a(16) =38a(17) =137a(18) =23a(19) =3a(20) =14a(21) =109a(22) =141a(23) =11a(24) =184a(25) =86a(26) =4a(27) =52a(28) =87a(29) =188