Numbers with prime factorization pqr^2s^6.

Terms

a(0) =20160a(1) =31680a(2) =33600a(3) =37440a(4) =44352a(5) =47040a(6) =48960a(7) =52416a(8) =52800a(9) =54720a(10) =62400a(11) =66240a(12) =68544a(13) =76608a(14) =81600a(15) =82368a(16) =83520a(17) =89280a(18) =91200a(19) =92736a(20) =102060a(21) =103488a(22) =106560a(23) =107712a(24) =110400a(25) =116160a(26) =116928a(27) =118080a(28) =120384a(29) =122304