Products of four distinct primes between sphenic numbers (products of 3 distinct primes).

Terms

a(0) =7566a(1) =9086a(2) =10506a(3) =15170a(4) =17170a(5) =18734a(6) =18886a(7) =18906a(8) =19670a(9) =20306a(10) =20586a(11) =21594a(12) =21606a(13) =22630a(14) =23218a(15) =23694a(16) =23902a(17) =25070a(18) =25466a(19) =25670a(20) =26466a(21) =26554a(22) =26610a(23) =27714a(24) =28302a(25) =28614a(26) =29562a(27) =30514a(28) =30710a(29) =32054