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 A277171 #13 Aug 31 2017 11:53:53 %S A277171 31415,60943,48940,36041,86538,85990,40230,91465,26063,87258,87258, %T A277171 87258,56517,15157,47392,15157,87258,87258,15157,15157,46083,46083, %U A277171 46083,46083,15931,15931,10767,10767,10767,18804,18804,83903,83903,83903,18271,83903,83903 %N A277171 First 5-digit number to appear n times in the decimal expansion of Pi. %e A277171 a(2) = 60943 because 60943 is the first 5-digit number to appear 2 times in the decimal expansion of Pi. %Y A277171 Cf. A000796, A096567, A276686, A276992, A276993, A291599, A291600. %K A277171 base,nonn %O A277171 1,1 %A A277171 _Bobby Jacobs_, Oct 02 2016 %E A277171 More terms from _Alois P. Heinz_, Oct 02 2016