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 A037002 #47 Feb 16 2025 08:32:37 %S A037002 9,15,17,24,25,27,43,46,64,86,91,111,115,123,137,142,170,194,196,215, %T A037002 216,230,231,237,261,265,274,282,283,285,300,313,346,349,358,364,365, %U A037002 368,382,401,402,409,420,430,434,441,457,469,488,492,503,504,507,508 %N A037002 Positions of the digit '3' in the decimal expansion of Pi - 3. %H A037002 Amiram Eldar, <a href="/A037002/b037002.txt">Table of n, a(n) for n = 1..10000</a> %H A037002 Dave Andersen, <a href="https://angio.net/pi/">The Pi-Search page</a>, angio.net, since 1996, updated 2013. %H A037002 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PiDigits.html">Pi Digits.</a> %t A037002 Flatten @ Position[ RealDigits[Pi - 3, 10, 500][[1]], 3] (* _Robert G. Wilson v_, Mar 07 2011 *) %Y A037002 Cf. A000796, A036974, A037000, A037001, A037003, A037004, A037005, A037006, A037007, A037008. %K A037002 nonn,base %O A037002 1,1 %A A037002 Nicolau C. Saldanha (nicolau(AT)mat.puc-rio.br)