Terms in A062234 that are powers > 1.

Terms

a(0) =9a(1) =9a(2) =27a(3) =25a(4) =81a(5) =125a(6) =225a(7) =225a(8) =361a(9) =441a(10) =1089a(11) =1089a(12) =1225a(13) =1225a(14) =2025a(15) =2025a(16) =2601a(17) =3249a(18) =3249a(19) =3375a(20) =3721a(21) =5041a(22) =6859a(23) =7569a(24) =7921a(25) =12321a(26) =13689a(27) =13689a(28) =15129a(29) =18225