Smallest n-digit prime having at least n-1 digits equal to 7.
A268705
Smallest n-digit prime having at least n-1 digits equal to 7.
Terms
- a(0) =2a(1) =17a(2) =277a(3) =1777a(4) =47777a(5) =727777a(6) =7477777a(7) =77767777a(8) =577777777a(9) =1777777777a(10) =67777777777a(11) =377777777777
External references
- oeis: A268705