Numbers of the form p^6*q^3 where p and q are distinct primes.

Terms

a(0) =1728a(1) =5832a(2) =8000a(3) =21952a(4) =85184a(5) =91125a(6) =125000a(7) =140608a(8) =250047a(9) =314432a(10) =421875a(11) =438976a(12) =778688a(13) =941192a(14) =970299a(15) =1560896a(16) =1601613a(17) =1906624a(18) =3176523a(19) =3241792a(20) =3581577a(21) =4410944a(22) =5000211a(23) =5088448a(24) =5359375a(25) =6644672