Primes p such that (2^p + 2^((p+1)/2) + 1)/5 is prime.
A124165
Primes p such that (2^p + 2^((p+1)/2) + 1)/5 is prime.
Terms
- a(0) =7a(1) =17a(2) =89a(3) =1223a(4) =5479a(5) =11257a(6) =11519a(7) =12583a(8) =23081a(9) =36479a(10) =52567a(11) =52919a(12) =125929a(13) =365689a(14) =1127239a(15) =1148729a(16) =4533073
External references
- oeis: A124165