a(n) = smallest prime p such that (smallest prime > p^2) == p^2 + 4n^2, n>=1.
A276556
a(n) = smallest prime p such that (smallest prime > p^2) == p^2 + 4n^2, n>=1.
Terms
- a(0) =5a(1) =281a(2) =461a(3) =4937a(4) =25367a(5) =75997a(6) =1193909a(7) =3464389a(8) =48591863a(9) =23674667a(10) =22486333a(11) =1648510979a(12) =12708853771a(13) =25139472583a(14) =53498475287
External references
- oeis: A276556