Numbers that are the product of a pair of twin primes.

Terms

a(0) =15a(1) =35a(2) =143a(3) =323a(4) =899a(5) =1763a(6) =3599a(7) =5183a(8) =10403a(9) =11663a(10) =19043a(11) =22499a(12) =32399a(13) =36863a(14) =39203a(15) =51983a(16) =57599a(17) =72899a(18) =79523a(19) =97343a(20) =121103a(21) =176399a(22) =186623a(23) =213443a(24) =272483a(25) =324899a(26) =359999a(27) =381923a(28) =412163a(29) =435599