Primes of the form p + (p^2 - 1)/8, where p is also prime.

Terms

a(0) =13a(1) =53a(2) =89a(3) =151a(4) =251a(5) =701a(6) =739a(7) =859a(8) =1429a(9) =1709a(10) =2143a(11) =3001a(12) =4751a(13) =7019a(14) =8513a(15) =10151a(16) =12401a(17) =14533a(18) =17203a(19) =18719a(20) =21319a(21) =23869a(22) =27259a(23) =30133a(24) =41039a(25) =42193a(26) =44549a(27) =45751a(28) =46663a(29) =52973