a(n) is the least prime p such that p + 7*k*(k+1) is prime for 0 <= k <= n-1 but not for k=n.
A376675
a(n) is the least prime p such that p + 7*k*(k+1) is prime for 0 <= k <= n-1 but not for k=n.
Terms
- a(0) =2a(1) =3a(2) =59a(3) =5a(4) =89a(5) =599a(6) =3329a(7) =617a(8) =269a(9) =21107a(10) =9833477a(11) =19497833669a(12) =215830859597a(13) =111338387a(15) =17
External references
- oeis: A376675