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 A083605 #22 Feb 16 2025 08:32:49 %S A083605 4657555,42408103,70787432,87389489,111369664,112702803,112722135, %T A083605 130810586,159090113,159090114,174624972,174624973,179524595, %U A083605 182658205,197757791,199394968,199394969,205664323,222066541,223107926,229822937,239842507,240543276,248375611,249084446 %N A083605 Starting positions of strings of seven '1's in the decimal expansion of Pi. %H A083605 Dave Andersen, <a href="http://www.angio.net/pi/piquery">Pi-Search Page</a> %H A083605 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PiDigits.html">Pi Digits.</a> %H A083605 <a href="/index/Ph#Pi314">Index entries for sequences related to the number Pi</a> %Y A083605 Cf. A083604 (six '1's), A118078 (eight '1's), A118079 (seven '2's). %K A083605 nonn,base %O A083605 1,1 %A A083605 _Rick L. Shepherd_, May 01 2003 %E A083605 More terms from _Rick L. Shepherd_, Aug 06 2006 %E A083605 More terms from _Jinyuan Wang_, Feb 29 2020