This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A065591 #15 Sep 06 2023 06:57:34 %S A065591 2,83,881,8887,88883,888887,88888817,88888883,888888883,88888888801, %T A065591 888888888859,888888888887,88888888888873,88888888888889, %U A065591 888888888888883,88888888888888801,88888888888888889,8888888888888888813,8888888888888888881,888888888888888888857 %N A065591 Smallest prime beginning with exactly n 8's. %H A065591 M. F. Hasler, <a href="/A065591/b065591.txt">Table of n, a(n) for n = 0..200</a> %Y A065591 Cf. A037069, A065584 - A065592. %K A065591 nonn,base %O A065591 0,1 %A A065591 _Robert G. Wilson v_, Nov 28 2001 %E A065591 Corrected by _Don Reble_, Jan 17 2007 %E A065591 Offset corrected by _Sean A. Irvine_, Sep 06 2023