Numbers n > 2 such that n - 2^k is a prime for all k > 0 with 2^k < n.
A039669
Numbers n > 2 such that n - 2^k is a prime for all k > 0 with 2^k < n.
Terms
- a(0) =4a(1) =7a(2) =15a(3) =21a(4) =45a(5) =75a(6) =105
External references
- oeis: A039669
A039669
Numbers n > 2 such that n - 2^k is a prime for all k > 0 with 2^k < n.