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 A051383 #14 Oct 26 2017 03:00:09 %S A051383 728,3367,4104,5824,5859,19656,26936,32832,46592,46683,46872,65728, %T A051383 68913,90909,91000,101528,110808,124488,134379,152551,155736,157248, %U A051383 158193,165464,168112,184464,195841,205352,215488,249704,262656 %N A051383 Sum of two (possibly negative) cubes in at least 3 ways. %H A051383 Chai Wah Wu, <a href="/A051383/b051383.txt">Table of n, a(n) for n = 1..34042</a> %e A051383 4104 = 18^3 + (-12)^3 = 16^3 + 2^3 = 15^3 + 9^3, so 4104 is in the sequence. %o A051383 (PARI) is(n)=#thue(thueinit(z^3+1),n)>4 \\ _Ralf Stephan_, Oct 18 2013 %Y A051383 Cf. A051347, A051384. %K A051383 nonn %O A051383 1,1 %A A051383 _Colin Mallows_