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 A053752 #17 May 31 2021 10:08:38 %S A053752 12,19,27,35,36,53,68,75,79,82,85,89,102,106,108,114,125,135,148,151, %T A053752 153,162,172,190,198,205,206,223,229,234,237,256,268,280,306,318,319, %U A053752 323,324,335,353,373,374,384,426 %N A053752 Positions of 8's in the decimal expansion of Pi. %H A053752 Vincenzo Librandi, <a href="/A053752/b053752.txt">Table of n, a(n) for n = 1..1000</a> %H A053752 <a href="/index/Ph#Pi314">Index entries for sequences related to the number Pi</a> %F A053752 a(n) = A037006(n) + 1. - _Georg Fischer_, May 31 2021 %t A053752 Flatten[Position[RealDigits[Pi, 10, 1000][[1]], 8]] (* _Vincenzo Librandi_, Oct 07 2013 *) %Y A053752 Cf. A037006. %K A053752 nonn,base %O A053752 1,1 %A A053752 _Simon Plouffe_, Feb 20 2000