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 A030659 #38 Mar 12 2021 09:31:39 %S A030659 6,12,15,15,18,20,24,24,28,30,33,33,35,36,40,42,48,52,52,54,55,55,56, %T A030659 60,63,72,75,75,76,76,77,78,80,85,85,88,90,95,96,96,100,102,104,104, %U A030659 108,110,114,115,115,119,119,120,126,130,132,135,138,143,144,144 %N A030659 Smallest possible maximum denominator in an expression for 1 as a sum of n distinct unit (Egyptian) fractions. %D A030659 R. K. Guy (1981): Unsolved Problems In Number Theory, D11, also p. 161. %H A030659 Tatsuru Watanabe, <a href="/A030659/b030659.txt">Table of n, a(n) for n = 3..147</a> %H A030659 Mohammad K. Azarian, <a href="http://www.jstor.org/stable/10.4169/college.math.j.42.4.329">Sylvester's Sequence and the Infinite Egyptian Fraction Decomposition of 1, Problem 958</a>, College Mathematics Journal, Vol. 42, No. 4, September 2011, p. 330. <a href="http://www.jstor.org/stable/10.4169/college.math.j.43.4.337">Solution</a> published in Vol. 43, No. 4, September 2012, pp. 340-342. %H A030659 David Eppstein, <a href="http://www.ics.uci.edu/~eppstein/numth/egypt/kterm-minden.html">Unit Fractions, smallest last term</a> %H A030659 <a href="/index/Ed#Egypt">Index entries for sequences related to Egyptian fractions</a> %Y A030659 Cf. A213062. - _Alois P. Heinz_, Sep 21 2012 %K A030659 nonn,hard %O A030659 3,1 %A A030659 _Dan Hoey_ %E A030659 More terms from _Jon E. Schoenfield_, Mar 24 2014