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 A268873 #3 Feb 15 2016 14:09:06
%S A268873 1,288,34245,2785525,185896876,11100594319,621893381187,
%T A268873 33618910532156,1784707075033338,94099086097525864,
%U A268873 4964605274558064279,263409209192451795339,14101758253290661842556,763439165118083467069181,41856403816213923164705832
%N A268873 Number of sequences in {1,...,n}^n with longest increasing subsequence of length six.
%Y A268873 Column k=6 of A245667.
%K A268873 nonn
%O A268873 6,2
%A A268873 _Alois P. Heinz_, Feb 15 2016