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

1,1

Links

Table of n, a(n) for n=1..18.

Maple

19, seq(nextprime(9*10^j), j=1..32);

Crossrefs

Cf. A069588, A069589, A069590, A069591, A069592.

Sequence in context: A080187 A362301 A142170 * A299733 A086120 A129701

Adjacent sequences: A069590 A069591 A069592 * A069594 A069595 A069596

Keyword

base,nonn

Author

Amarnath Murthy, Mar 25 2002

Extensions

More terms from Sascha Kurz, Mar 28 2002

Status

approved