Numbers with prime factorization pqrs^7.

Terms

a(0) =13440a(1) =21120a(2) =24960a(3) =29568a(4) =32640a(5) =34944a(6) =36480a(7) =44160a(8) =45696a(9) =49280a(10) =51072a(11) =54912a(12) =55680a(13) =58240a(14) =59520a(15) =61824a(16) =71040a(17) =71808a(18) =76160a(19) =77952a(20) =78720a(21) =80256a(22) =82560a(23) =83328a(24) =84864a(25) =85120a(26) =90240a(27) =91520a(28) =94848a(29) =97152