a(n) is the least k such that there are exactly n positive numbers j such that k - 2^j and k + 2^j are both prime.
A351826
a(n) is the least k such that there are exactly n positive numbers j such that k - 2^j and k + 2^j are both prime.
Terms
- a(0) =1a(1) =5a(2) =9a(3) =15a(4) =75a(5) =165a(6) =16065a(7) =137445a(8) =540645a(9) =2222535a(10) =374958045a(11) =18327149295
External references
- oeis: A351826