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 A046232 #24 Dec 07 2024 08:02:23 %S A046232 0,1,125,4913,274625,16974593,1076890625,68769820673,4398851866625, %T A046232 281487861809153,18014604668698625,1152924803144876033, %U A046232 73787029071408922625,4722367327294625677313,302231468414456377114625,19342813330006849714388993,1237940042744144791940890625,79228162569604569827557507073 %N A046232 Cubes which are palindromes in base 4. %H A046232 Patrick De Geest, <a href="https://www.worldofnumbers.com/nobase10pg4.htm">World!Of Numbers</a>, Palindromic cubes in bases 2 to 17. %F A046232 It seems that a(n+2) = 64^n + 3*16^n + 3*4^n + 1 for n > 0. %F A046232 Conjectured g.f.: x^2*(1 + 40*x - 4284*x^2 + 30080*x^3 - 28672*x^4)/((1 - x)*(1 - 4*x)*(1 - 16*x)*(1 - 64*x)). - _Stefano Spezia_, Jul 31 2022 %Y A046232 Cf. A020531, A046231. %K A046232 nonn,base %O A046232 1,3 %A A046232 _Patrick De Geest_, May 15 1998 %E A046232 Offset changed to 1 by _Stefano Spezia_, Jul 31 2022 %E A046232 More terms using A046231 added by _Michel Marcus_, Aug 02 2022