Prime obtained as the concatenation 1 followed by the smallest power of n, or 0 if no such number exists.
A088623
Prime obtained as the concatenation 1 followed by the smallest power of n, or 0 if no such number exists.
Terms
- a(0) =11a(1) =0a(2) =13a(3) =0a(4) =0a(5) =0a(6) =17a(7) =0a(8) =19a(9) =0a(10) =114641a(11) =0a(12) =113a(13) =0a(14) =0a(15) =0a(16) =1289a(17) =0a(18) =1361a(19) =0a(21) =0a(23) =0a(24) =0a(25) =0a(26) =127a(27) =0a(29) =0a(30) =131a(31) =0
External references
- oeis: A088623