Least prime of the form prime(n)^2 + k^2, or 0 if none.

Terms

a(0) =5a(1) =13a(2) =29a(3) =53a(4) =137a(5) =173a(6) =293a(7) =397a(8) =593a(9) =857a(10) =977a(11) =1373a(12) =1697a(13) =1913a(14) =2213a(15) =2909a(16) =3517a(17) =3821a(18) =4493a(19) =5077a(20) =5333a(21) =6257a(22) =7213a(23) =7937a(24) =9413a(25) =10301a(26) =10613a(27) =11549a(28) =11897a(29) =13093