Primes in A103373.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =17a(5) =31a(6) =71a(7) =157a(8) =227a(9) =293a(10) =349a(11) =419a(12) =557a(13) =1663a(14) =2269a(15) =2609a(16) =3547a(17) =3943a(18) =15761a(19) =17477a(20) =37243a(21) =70481a(22) =105557a(23) =23913779a(24) =84394837a(25) =7057254647