Least number k such that k^n + k +/- 1 are twin primes, or 0 if no such k exists.

Terms

a(0) =2a(1) =2a(2) =3a(3) =2a(4) =0a(5) =8a(6) =462a(7) =0a(8) =15a(9) =3a(10) =0a(11) =30a(12) =1500a(13) =0a(14) =30a(15) =2a(16) =0a(17) =371a(18) =11058a(19) =0a(20) =11289a(21) =1599a(22) =0a(23) =4139a(24) =44994a(25) =0a(26) =36951a(27) =54a(28) =0a(29) =651