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 A104998 #14 Feb 16 2025 08:32:57 %S A104998 73,89,89,23,13,31,31,47,73,71,73,37,79,79,43,31,79,17,79,47,73,37,53, %T A104998 31,61,47,61,23,73,37,47,83,13,89,41,53,37,23,13,47,47,23,41,41,67,79, %U A104998 29,31,19,37,89,97,29,53,53,23,47,79,29,13,71,83,31,23,23,83,61,67,89 %N A104998 Primes from merging of 2 successive digits in decimal expansion of exp(2). %H A104998 Harvey P. Dale and Vincenzo Librandi, <a href="/A104998/b104998.txt">Table of n, a(n) for n = 1..10000</a> %H A104998 The first <a href="http://www.worldwideschool.org/library/books/sci/math/MiscellaneousMathematicalConstants/chap21.html">5,000 digits of exp(2)</a> as calculated by _Simon Plouffe_ at WorldWideSchool.org. %H A104998 Eric Weisstein, <a href="https://mathworld.wolfram.com/ExponentialFunction.html">Exponential Functions </a> %t A104998 Select[FromDigits/@Partition[RealDigits[Exp[2],10,1000][[1]],2,1], #>9 && PrimeQ[#]&] (* _Harvey P. Dale_, Nov 03 2012 *) %K A104998 nonn,base %O A104998 1,1 %A A104998 Andrew G. West (WestA(AT)wlu.edu), Mar 31 2005 %E A104998 Changed offset from 0 to 1 by _Vincenzo Librandi_, Apr 28 2013