Primes of the form 10 * k^2 + 7.

Terms

a(0) =7a(1) =17a(2) =47a(3) =97a(4) =167a(5) =257a(6) =367a(7) =647a(8) =1217a(9) =1447a(10) =1697a(11) =2897a(12) =3617a(13) =4007a(14) =5297a(15) =6257a(16) =7297a(17) =9007a(18) =10247a(19) =12967a(20) =13697a(21) =14447a(22) =15217a(23) =16007a(24) =26017a(25) =28097a(26) =29167a(27) =32497a(28) =33647a(29) =36007