Smallest n-digit prime containing only the digits 4 and 9, or 0 if no such prime exists.
A036945
Smallest n-digit prime containing only the digits 4 and 9, or 0 if no such prime exists.
Terms
- a(0) =0a(1) =0a(2) =449a(3) =4999a(4) =44449a(5) =444449a(6) =4444949a(7) =44444999a(8) =444499949a(9) =4444444999a(10) =44444449949a(11) =444444494449
External references
- oeis: A036945