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 A004908 #36 Jul 06 2025 18:58:31 %S A004908 0,1,2,2048,2049,4096,177147,177148,179195,354294,4194304,4194305, %T A004908 4196352,4371451,8388608,48828125,48828126,48830173,49005272,53022429, %U A004908 97656250,362797056,362797057,362799104,362974203,366991360,411625181 %N A004908 Numbers that are the sum of at most 2 positive 11th powers. %H A004908 Zhuorui He, <a href="/A004908/b004908.txt">Table of n, a(n) for n = 1..10000</a> %o A004908 (PARI) lista(nn) = setbinop((x,y)->x^11+y^11, [0..nn]); \\ _Michel Marcus_, Jul 02 2025 %Y A004908 Cf. A008455 (11th powers), A004813 (sum of 2). %K A004908 nonn %O A004908 1,3 %A A004908 _N. J. A. Sloane_