Primes of the form 8*n^2 + 2*n + 1.

Terms

a(0) =11a(1) =37a(2) =79a(3) =137a(4) =211a(5) =821a(6) =991a(7) =1597a(8) =1831a(9) =2081a(10) =2347a(11) =2927a(12) =3571a(13) =3917a(14) =4657a(15) =5051a(16) =6329a(17) =8779a(18) =9871a(19) =11027a(20) =14197a(21) =14879a(22) =17021a(23) =20101a(24) =21737a(25) =26107a(26) =27967a(27) =28921a(28) =33931a(29) =34981