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 A105008 #10 Feb 16 2025 08:32:57 %S A105008 263,277,269,863,367,547,661,211,199,409,971,719,199,997,967,877,773, %T A105008 383,587,653,863,223,991,101,137,401,103,881,449,449,491,677,367,163, %U A105008 631,821,773,347,353,383,331,821,919,193,443,433,557,727,271,823,449 %N A105008 Primes from merging of 3 successive digits in decimal expansion of exp(Pi). %H A105008 Vincenzo Librandi, <a href="/A105008/b105008.txt">Table of n, a(n) for n = 1..1000</a> %H A105008 The first <a href="http://www.worldwideschool.org/library/books/sci/math/MiscellaneousMathematicalConstants/chap28.html">5,000 digits of exp(PI)</a> as calculated by _Simon Plouffe_ at WorldWideSchool.org. %H A105008 Eric Weisstein, <a href="https://mathworld.wolfram.com/ExponentialFunction.html">Exponential Functions </a> %t A105008 Select[FromDigits/@Partition[RealDigits[Exp[Pi], 10, 500][[1]], 3, 1], #>99&&PrimeQ[#]&] (* _Vincenzo Librandi_, Apr 26 2013 *) %Y A105008 Cf. A039661. %K A105008 nonn,base %O A105008 1,1 %A A105008 Andrew G. West (WestA(AT)wlu.edu), Mar 31 2005 %E A105008 Changed offset from 0 to 1 by _Vincenzo Librandi_, Apr 26 2013