Smallest n-digit prime containing only digits 1 and 4, or 0 if no such prime exists.
A036931
Smallest n-digit prime containing only digits 1 and 4, or 0 if no such prime exists.
Terms
- a(0) =0a(1) =11a(2) =0a(3) =4111a(4) =11411a(5) =0a(6) =1114111a(7) =11111141a(8) =0a(9) =1111111411a(10) =11111141411a(11) =0a(14) =0a(17) =0a(20) =0
External references
- oeis: A036931