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%I #25 Aug 16 2023 10:34:26
%S 7,12,13,14,18,20,21,23,24,25,26,28,30,31,32,33,34,35,36,37,38,39,40,
%T 41,42,43,44,45,46,48,49,50,51,52,53,54,55,56,57,59,60,62,63,64,65,66,
%U 67,68,69,70,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93
%N Numbers n such that n^3 is the sum of 4 positive cubes.
%C Conjecture: a(n) = n + 21 for all n > 50. - _Charles R Greathouse IV_, Jan 14 2017
%H <a href="/index/Di#Diophantine">Index to sequences related to diophantine equations</a> (3,1,4)
%e 7 is a term because 7^3 = 1^3 + 1^3 + 5^3 + 6^3.
%Y Cf. A003327.
%K nonn,easy
%O 1,1
%A _Altug Alkan_, Jun 23 2016
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