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%I #7 May 02 2017 23:03:36
%S 12,15,28,44,63,68,101,121,128,148,168,197,198,204,208,220,232,248,
%T 269,294,337,346,350,369,404,409,443,481,485,492,540,556,561,575,618,
%U 640,656,659,701,702,716,740,757,768,775,785,804,829,850,857,868,885,901
%N Numbers n such that Mordell's equation y^2 = x^3 + n has exactly 4 integral solutions.
%H J. Gebel, <a href="/A001014/a001014.txt">Integer points on Mordell curves</a> [Cached copy, after the original web site tnt.math.se.tmu.ac.jp was shut down in 2017]
%Y Cf. A054504, A081119, A179145-A179162.
%K nonn
%O 1,1
%A _Artur Jasinski_, Jun 30 2010
%E URL typos corrected - _R. J. Mathar_, Jul 05 2010
%E Edited by _Ray Chandler_, Jul 11 2010
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