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A069593
Smallest prime in which the n-th significant digit is a 9.
4
19, 97, 907, 9001, 90001, 900001, 9000011, 90000049, 900000011, 9000000001, 90000000019, 900000000013, 9000000000059, 90000000000077, 900000000000019, 9000000000000007, 90000000000000011, 900000000000000017
OFFSET
1,1
MAPLE
19, seq(nextprime(9*10^j), j=1..32);
MATHEMATICA
Join[{19}, NextPrime[9*10^Range[20]]] (* Paolo Xausa, Jun 23 2024 *)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Mar 25 2002
EXTENSIONS
More terms from Sascha Kurz, Mar 28 2002
STATUS
approved