Least k such that k*n^n +/- 1 are twin primes.

Terms

a(0) =4a(1) =1a(2) =4a(3) =57a(4) =42a(5) =3a(6) =720a(7) =243a(8) =28a(9) =57a(10) =138a(11) =63a(12) =714a(13) =1635a(14) =602a(15) =198a(16) =666a(17) =1328a(18) =3390a(19) =1047a(20) =1372a(21) =4980a(22) =2796a(23) =308a(24) =60a(25) =2883a(26) =676a(27) =1782a(28) =16068a(29) =130