Numbers n of the form 2^k + 1 such that n^2 - n - 1 is a prime q (for k >= 0).
A268212
Numbers n of the form 2^k + 1 such that n^2 - n - 1 is a prime q (for k >= 0).
Terms
- a(0) =3a(1) =5a(2) =9a(3) =17a(4) =65a(5) =1025a(6) =65537a(7) =16777217a(8) =67108865a(9) =34359738369
External references
- oeis: A268212