Smallest nonempty set S containing prime divisors of 2k+7 for each k in S.
A020578
Smallest nonempty set S containing prime divisors of 2k+7 for each k in S.
Terms
- a(0) =3a(1) =5a(2) =11a(3) =13a(4) =17a(5) =29a(6) =37a(7) =41a(8) =89
External references
- oeis: A020578