Primes of the form k^2 + 12.

Terms

a(0) =13a(1) =37a(2) =61a(3) =181a(4) =373a(5) =541a(6) =853a(7) =1237a(8) =1381a(9) =1693a(10) =1861a(11) =2221a(12) =3037a(13) =3733a(14) =7237a(15) =7933a(16) =8293a(17) =9421a(18) =12781a(19) =14173a(20) =14653a(21) =16141a(22) =19333a(23) =25933a(24) =27901a(25) =28573a(26) =30637a(27) =34981a(28) =36493a(29) =38821