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 A046247 #14 Aug 11 2024 14:39:16 %S A046247 0,1,2,14,170,183,2198,2380,28562,28731,30772,371294,373660,399868, %T A046247 4826810,4829007,4855540,5198116,62748518,62779276,63119980,67575340, %U A046247 815730722,815759283,816104212,820557700,878479252 %N A046247 Numbers n such that n^3 is palindromic in base 13. %H A046247 Patrick De Geest, <a href="https://www.worldofnumbers.com/nobase10pg4.htm">World!Of Numbers</a>, Palindromic cubes in bases 2 to 17. %t A046247 For[i = 1, i < 1000000, i++, tmp = IntegerDigits[i^3, 13]; If[tmp == Reverse[tmp], Print[i]];]; (* Sam Handler (sam_5_5_5_0(AT)yahoo.com), Aug 16 2006 *) %t A046247 Select[Range[0, 88*10^7], PalindromeQ[IntegerDigits[#^3, 13]] &] (* Requires Mathematica version 10 or later *) (* _Harvey P. Dale_, Mar 05 2017 *) %Y A046247 Cf. A046248. %K A046247 nonn,base %O A046247 1,3 %A A046247 _Patrick De Geest_, May 15 1998 %E A046247 More terms from Sam Handler (sam_5_5_5_0(AT)yahoo.com), Aug 16 2006