Search: id:A057903
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%I A057903
%S A057903 1,3,4,5,6,7,8,10,11,12,13,14,15,17,18,19,20,21,22,23,24,25,26,27,29,
%T A057903 30,31,32,33,34,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,
%U A057903 55,56,57,58,59,60,61,62,63,64,66,67,68,69,70,71,73,74,75,76,77,78,79
%N A057903 Positive integers that are not the sum of exactly two positive cubes.
%C A057903 Includes the cubes themselves (since a^3 = b^3 + c^3 has no solution, 
               by the exponent 3 case of Fermat's Last Theorem), so is different 
               from A022555.
%H A057903 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               CubicNumber.html">Link to a section of The World of Mathematics.</
               a>
%F A057903 Equals A022555 union A000578 - {0}.
%Y A057903 Cf. A022555, A000578.
%Y A057903 Sequence in context: A077528 A138928 A116587 this_sequence A047310 A077656 
               A039236
%Y A057903 Adjacent sequences: A057900 A057901 A057902 this_sequence A057904 A057905 
               A057906
%K A057903 nonn
%O A057903 1,2
%A A057903 Eric Weisstein (eric(AT)weisstein.com)
%E A057903 Edited by N. J. A. Sloane (njas(AT)research.att.com), Sep 28 2007

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