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 A099662 #7 Jun 05 2025 23:32:24
%S A099662 2,11,89,907,8893,88897,888917,8888927,88888901,888888901,8888888891,
%T A099662 88888888901,888888888919,8888888888921,88888888888889,
%U A099662 888888888888907,8888888888888927,88888888888888889,888888888888888947
%N A099662 a(n) is the least prime following A002282(n) repdigits.
%e A099662 n=8: 88 is followed by 89.
%t A099662 Table[NextPrime[8*(10^n-1)/9], {n, 0, 35}]
%Y A099662 Cf. A003618, A003617, A096497, A096498, A068104, A002275-A002283, A099656-A099668.
%K A099662 base,nonn
%O A099662 0,1
%A A099662 _Labos Elemer_, Nov 17 2004