Smallest prime whose product of digits is 7^n.
A090841
Smallest prime whose product of digits is 7^n.
Terms
- a(0) =11a(1) =7a(2) =11177a(3) =1777a(4) =71777a(5) =1777717a(6) =1177717771a(7) =77777177a(8) =7177717777a(9) =1777777777a(10) =71777777777
External references
- oeis: A090841