Smallest prime whose digit product is n, if possible; otherwise 0 if n is a prime > 7 or 1 if n has a prime factor > 7.
A016112
Smallest prime whose digit product is n, if possible; otherwise 0 if n is a prime > 7 or 1 if n has a prime factor > 7.
Terms
- a(0) =101a(1) =11a(2) =211a(3) =13a(4) =41a(5) =151a(6) =23a(7) =17a(8) =181a(9) =19a(10) =251a(11) =0a(12) =43a(13) =0a(14) =127a(15) =53a(16) =281a(17) =0a(18) =29a(19) =0a(20) =541a(21) =37a(22) =1a(23) =0a(24) =83a(25) =11551a(26) =1a(27) =139a(28) =47a(29) =0
External references
- oeis: A016112