Lucky numbers that are prime powers.

Terms

a(0) =1a(1) =9a(2) =25a(3) =49a(4) =169a(5) =289a(6) =361a(7) =529a(8) =729a(9) =841a(10) =961a(11) =1369a(12) =2187a(13) =2209a(14) =3481a(15) =3721a(16) =5041a(17) =7921a(18) =9409a(19) =10609a(20) =24649a(21) =29791a(22) =32041a(23) =32761a(24) =36481a(25) =50653a(26) =52441a(27) =66049a(28) =73441a(29) =83521