Cubes of lucky numbers.

Terms

a(0) =1a(1) =27a(2) =343a(3) =729a(4) =2197a(5) =3375a(6) =9261a(7) =15625a(8) =29791a(9) =35937a(10) =50653a(11) =79507a(12) =117649a(13) =132651a(14) =250047a(15) =300763a(16) =328509a(17) =389017a(18) =421875a(19) =493039a(20) =658503a(21) =804357a(22) =970299a(23) =1157625a(24) =1367631a(25) =1520875a(26) =2048383a(27) =2146689a(28) =2352637a(29) =2460375