Numbers of the form p^5*q*r*s where p, q, r, and s are distinct primes.

Terms

a(0) =3360a(1) =5280a(2) =6240a(3) =7392a(4) =8160a(5) =8736a(6) =9120a(7) =11040a(8) =11424a(9) =12320a(10) =12768a(11) =13728a(12) =13920a(13) =14560a(14) =14880a(15) =15456a(16) =17010a(17) =17760a(18) =17952a(19) =19040a(20) =19488a(21) =19680a(22) =20064a(23) =20640a(24) =20832a(25) =21216a(26) =21280a(27) =22560a(28) =22880a(29) =23712