Minimum of the greatest prime factors of (i^prime(n)-1)/(i-1), when i runs through all integers in [2, prime(n)].
A247229
Minimum of the greatest prime factors of (i^prime(n)-1)/(i-1), when i runs through all integers in [2, prime(n)].
Terms
- a(0) =3a(1) =7a(2) =11a(3) =127a(4) =89a(5) =8191a(6) =30839a(7) =363889a(8) =178481a(9) =2089a(10) =4404047a(11) =616318177a(12) =164511353a(13) =2099863a(14) =13264529a(15) =20394401
External references
- oeis: A247229