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 A228556 #17 Jan 02 2016 15:44:00 %S A228556 2,32769,14348908,14381675,1073741825,1088090731,30517578126, %T A228556 30517610893,30531927032,31591319949,43977108474,470184984577, %U A228556 500702562701,4747561509944,4747561542711,4747575858850,4748635251767,4778079088068,5217746494519 %N A228556 Sums of two coprime positive cubes that are also sums of two coprime positive fifth powers. %C A228556 Every term greater than 2 has at least one prime factor of the form 30*k + 1 and therefore is in A228541. %H A228556 Arkadiusz Wesolowski and Chai Wah Wu, <a href="/A228556/b228556.txt">Table of n, a(n) for n = 1..103</a> (terms n = 1..24 from Arkadiusz Wesolowski) %H A228556 <a href="/index/Su#ssq">Index to sequences related to sums of cubes</a> %F A228556 A202679 INTERSECT A228542. %e A228556 14381675 is in the sequence since 32^3 + 243^3 = 8^5 + 27^5 = 14381675 and (32, 243) = (8, 27) = 1. %Y A228556 Cf. A035046, A202679, A228541, A228542. %K A228556 nonn %O A228556 1,1 %A A228556 _Arkadiusz Wesolowski_, Aug 25 2013