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 A084028 #10 Mar 27 2020 06:31:04 %S A084028 1,33,141,2442,50205,208857,1017701,21138612,100444001,1000450010, %T A084028 10006102001,210016912512,1000098150001,20000708510002, %U A084028 500000242000005,2110000787875112,10000014238000001,200000094935500002 %N A084028 Average of n-th row of A084024. %F A084028 a(n) = A084027(n)/n = arithmetic mean of the n-th row. %Y A084028 Cf. A084024, A084025, A084026, A084027. %K A084028 base,nonn %O A084028 1,2 %A A084028 _Amarnath Murthy_ and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 23 2003 %E A084028 Corrected and extended by _Ray Chandler_, Jun 14 2003