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 A287044 #7 May 20 2017 21:55:48 %S A287044 11,1105,58275,2356234,84487110,2884205268,97429005146,3329662705550, %T A287044 116630388753489,4219224762555705,158324528197417845, %U A287044 6176733251642200764,250790095398521046060,10599852184347703429872,466235894350970551104804,21329051731506881800764804 %N A287044 Column 4 of A286783. %H A287044 Gheorghe Coserea, <a href="/A287044/b287044.txt">Table of n, a(n) for n = 5..214</a> %Y A287044 Cf. A286783. %K A287044 nonn %O A287044 5,1 %A A287044 _Gheorghe Coserea_, May 19 2017