A069593 Smallest prime in which the n-th significant digit is a 9.
19, 97, 907, 9001, 90001, 900001, 9000011, 90000049, 900000011, 9000000001, 90000000019, 900000000013, 9000000000059, 90000000000077, 900000000000019, 9000000000000007, 90000000000000011, 900000000000000017
Offset: 1
Programs
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Maple
19,seq(nextprime(9*10^j),j=1..32);
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Mathematica
Join[{19}, NextPrime[9*10^Range[20]]] (* Paolo Xausa, Jun 23 2024 *)
Extensions
More terms from Sascha Kurz, Mar 28 2002