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 A046251 #9 Aug 11 2024 14:42:32 %S A046251 0,1,2,4,8,16,226,241,904,1808,3376,3616,13504,27008,50626,50851, %T A046251 54016,202504,405008,759376,762976,810016,3037504,6075008,11390626, %U A046251 11394001,11441476,12150016,12153391,45562504,91125008,170859376,170913376 %N A046251 Numbers n such that n^3 is palindromic in base 15. %H A046251 P. De Geest, <a href="https://www.worldofnumbers.com/nobase10pg4.htm">World!Of Numbers</a>, Palindromic cubes in bases 2 to 17. %Y A046251 Cf. A046252. %K A046251 nonn,base %O A046251 1,3 %A A046251 _Patrick De Geest_, May 15 1998