Pierpont semiprimes: semiprimes of the form (2^K)*(3^L)+1.

Terms

a(0) =4a(1) =9a(2) =10a(3) =25a(4) =33a(5) =49a(6) =55a(7) =65a(8) =82a(9) =129a(10) =145a(11) =217a(12) =289a(13) =649a(14) =865a(15) =973a(16) =1537a(17) =1945a(18) =2049a(19) =2305a(20) =3073a(21) =4097a(22) =4609a(23) =5833a(24) =6145a(25) =6913a(26) =8193a(27) =8749a(28) =9217a(29) =11665