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 A024717 #8 Jan 23 2018 16:42:50
%S A024717 1,2,5,12,37,127,477,2178,9948,52473,299203,1678603,10999915,74436288,
%T A024717 495129561,3777012165,29485116951,226947600351,1936698603831,
%U A024717 17107631266510,149618646613594,1391581950147514,13711650761944414,134334225088016914,1337497617263404414
%N A024717 Sum of max{S(i,j): 1<=j<=i} for i = 1,2,...,n, where S(i,j) are Stirling numbers of the second kind.
%H A024717 Robert Israel, <a href="/A024717/b024717.txt">Table of n, a(n) for n = 1..576</a>
%p A024717 A002870:= [seq(max(seq(combinat:-stirling2(i,j),j=1..i)),i=1..50)]:
%p A024717 ListTools:-PartialSums(A002870); # _Robert Israel_, Jan 23 2018
%Y A024717 First differences are in A002870.
%K A024717 nonn
%O A024717 1,2
%A A024717 _Clark Kimberling_