Primes in A112714.

Terms

a(0) =3a(1) =7a(2) =11a(3) =23a(4) =31a(5) =47a(6) =79a(7) =127a(8) =191a(9) =223a(10) =239a(11) =383a(12) =479a(13) =607a(14) =863a(15) =991a(16) =1087a(17) =1151a(18) =1279a(19) =1471a(20) =1663a(21) =2111a(22) =2239a(23) =2687a(24) =2879a(25) =3391a(26) =3583a(27) =3967a(28) =5119a(29) =5503