Smallest prime q such that 2n+1 = p^3 - 2q for some odd prime p, or 0 if no such prime exists.

Terms

a(0) =61a(1) =11a(2) =59a(3) =167a(4) =1093a(5) =7a(6) =1091a(7) =5a(8) =53a(9) =3a(10) =2a(11) =653a(12) =0a(13) =157a(14) =47a(15) =3413a(16) =25309a(17) =647a(18) =43a(19) =151a(20) =41a(21) =149a(22) =25303a(23) =641a(24) =37a(25) =14869a(26) =74411a(27) =14867a(28) =1069a(29) =6053