A068120 - OEIS

%I #16 Jan 29 2024 06:15:24

%S 13,223,3331,44449,555557,66666629,777777701,888888883,99999999907,

%T 1010101010101010101039,11111111111111111111111,

%U 12121212121212121212121223,1313131313131313131313131301,141414141414141414141414141497,15151515151515151515151515151501

%N Smallest prime beginning with exactly n n's.

%C A probabilistic argument suggests that this sequence will cease to be monotonically increasing around n = 10^8. - _Martin Fuller_, Jan 29 2007

%H Sean A. Irvine, <a href="/A068120/b068120.txt">Table of n, a(n) for n = 1..100</a> (terms 1..35 from Jacques Tramu and Dan Dima)

%Y See A088639 for another version.

%K base,easy,nonn

%O 1,1

%A _Amarnath Murthy_, Feb 21 2002

%E Corrected and extended by _Jacques Tramu_, Jan 27 2007