Numbers with prime factorization pqr^2s^2t^2.

Terms

a(0) =69300a(1) =81900a(2) =97020a(3) =107100a(4) =114660a(5) =119700a(6) =128700a(7) =144900a(8) =149940a(9) =152460a(10) =161700a(11) =167580a(12) =168300a(13) =182700a(14) =188100a(15) =191100a(16) =195300a(17) =198900a(18) =202860a(19) =212940a(20) =222300a(21) =227700a(22) =233100a(23) =242550a(24) =249900a(25) =252252a(26) =254100a(27) =255780a(28) =258300a(29) =269100