a(n) is the number of odd primes of the form b^(2^n)+1 that are less than A123599(n+1).
A259835
a(n) is the number of odd primes of the form b^(2^n)+1 that are less than A123599(n+1).
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =41a(5) =152a(6) =122a(7) =185a(8) =8a(9) =860a(10) =24a(11) =612a(12) =97094
External references
- oeis: A259835