Numbers k such that binomial(2k,k) - k^2 is prime.

Terms

a(0) =2a(1) =3a(2) =5a(3) =9a(4) =13a(5) =27a(6) =47a(7) =59a(8) =111a(9) =547a(10) =923a(11) =1301a(12) =2263a(13) =5189a(14) =45403a(15) =66901