Numbers k such that k^2 + k + 3 is prime.

Terms

a(0) =0a(1) =1a(2) =4a(3) =7a(4) =10a(5) =19a(6) =22a(7) =25a(8) =34a(9) =37a(10) =55a(11) =70a(12) =79a(13) =94a(14) =100a(15) =112a(16) =130a(17) =139a(18) =154a(19) =157a(20) =160a(21) =172a(22) =175a(23) =187a(24) =190a(25) =217a(26) =220a(27) =229a(28) =232a(29) =250