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 A024057 #9 Sep 08 2022 08:44:48 %S A024057 1,4,-231,-6436,-64911,-387500,-1663991,-5686676,-16386591,-41093596, %T A024057 -90234375,-165530756,-185841071,404972404,4627726569,27954687500, %U A024057 148292923329,755963695684,3803677305049,19056502765084 %N A024057 a(n) = 5^n - n^8. %H A024057 Vincenzo Librandi, <a href="/A024057/b024057.txt">Table of n, a(n) for n = 0..500</a> %o A024057 (Magma) [5^n-n^8: n in [0..30]]; // _Vincenzo Librandi_, Jul 03 2011 %K A024057 sign,easy %O A024057 0,2 %A A024057 _N. J. A. Sloane_