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 A050283 #11 Feb 16 2025 08:32:40 %S A050283 2,59,2707,54525,808650,828499,17893953,22931745,1346808619, %T A050283 66757797341,66757797341,1379889220413,15170474235886 %N A050283 a(n) is the starting position of the first occurrence of a string of n 4's in the decimal expansion of Pi. %C A050283 a(14) > 22*10^12. - _Dmitry Petukhov_, Jan 25 2020 %H A050283 Peter Trüb, <a href="https://pi2e.ch/blog/2017/03/10/pi-digits-download/">22.4 trillion digits of pi</a> %H A050283 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PiDigits.html">Pi Digits.</a> %e A050283 More terms from Colin Martin (cbmartin(AT)tpg.com.au), Mar 03 2002 %K A050283 nonn,base %O A050283 1,1 %A A050283 _Eric W. Weisstein_ %E A050283 a(10)-a(13) from _Dmitry Petukhov_, Jan 25 2020