Interprimes that are products of two successive primes.

Terms

a(0) =6a(1) =15a(2) =667a(3) =1517a(4) =9797a(5) =123197a(6) =233273a(7) =522713a(8) =627239a(9) =826277a(10) =974153a(11) =988027a(12) =1127843a(13) =1162003a(14) =1209991a(15) =2624399a(16) =2637367a(17) =3493157a(18) =4235339a(19) =4384811a(20) =4460543a(21) =6827753a(22) =7784099a(23) =10916407a(24) =11370383a(25) =17065157a(26) =25009997a(27) =26347493a(28) =29964667a(29) =32330587