n=x3+y3+2z3
D5 Sum of four cubes.
in Richard K. Guy, "Unsolve Problems in Number Theory" Second Edition, Springer-Verlag, 1994
Solutions of n=x3+y3+2z3
800 <= n <= 899, max{|x|,|y|,|z|} <= 4*106.
n | x | y | z |
800 | 5 | 9 | -3 |
801 | 7 | 8 | -3 |
802 | 3 | 7 | 6 |
803 | -2 | 5 | 7 |
804 | 15 | -77 | 61 |
805 | 13 | 16 | -14 |
806 | 5 | -7 | 8 |
807 | -1 | -6 | 8 |
808 | 7 | -13 | 11 |
809 | 6 | 7 | 5 |
810 | -1 | 5 | 7 |
811 | 0 | 5 | 7 |
812 | 1 | 5 | 7 |
813 | -6 | 7 | 7 |
814 | 4 | 4 | 7 |
815 | -16 | 17 | -1 |
816 | 135 | 137 | -136 |
817 | 6 | 9 | -4 |
818 | -7 | 9 | 6 |
819 | 2 | 5 | 7 |
820 | -167 | 483 | -378 |
821 | -5 | -8 | 9 |
822 | 7 | 9 | -5 |
823 | 1 | 22 | -17 |
824 | -271 | 311 | -172 |
825 | 680 | 1113 | -946 |
826 | 4 | 8 | 5 |
827 | 14 | -15 | 9 |
828 | 11 | -23 | 18 |
829 | 5 | 12 | -8 |
830 | -3 | 9 | 4 |
831 | 250 | -489 | 370 |
832 | 302269 | -599501 | 454558 |
833 | -16 | 17 | 2 |
834 | 138 | 140 | -139 |
835 | -4 | -5 | 8 |
836 | -37 | 75 | -57 |
837 | 5 | -14 | 12 |
838 | 3 | 5 | 7 |
839 | 4 | 7 | 6 |
840 | 33 | 37 | -35 |
841 | 49 | -50 | 16 |
842 | -100 | 494 | -391 |
843 | -22 | 27 | -16 |
844 | 81 | 435 | -346 |
845 | -3 | 10 | -4 |
846 | 7 | 23 | -18 |
847 | 4 | 9 | 3 |
848 | 2289 | -5583 | 4327 |
849 | -2 | 9 | 4 |
850 | -11 | 13 | -2 |
851 | -2218 | 2531 | -1384 |
852 | 5 | 9 | -1 |
853 | 7 | 8 | -1 |
854 | 5 | 9 | 0 |
855 | 7 | 8 | 0 |
856 | -1 | 9 | 4 |
857 | 7 | 8 | 1 |
858 | 1 | 9 | 4 |
859 | -5 | 10 | -2 |
860 | -7 | 11 | -4 |
861 | 6 | 11 | -7 |
862 | 7 | 17 | -13 |
863 | -8 | 15 | -10 |
864 | 5 | 13 | -9 |
865 | 2 | 9 | 4 |
866 | -11 | 13 | 0 |
867 | 259 | -306 | 178 |
868 | -11 | 13 | 1 |
869 | 5 | 14 | -10 |
870 | 5 | 9 | 2 |
871 | 7 | 8 | 2 |
872 | -3 | -5 | 8 |
873 | 1 | 10 | -4 |
874 | -126 | -160 | 145 |
875 | 4 | 5 | 7 |
876 | -21 | 25 | -14 |
877 | -5 | 10 | 1 |
878 | -163 | 185 | -100 |
879 | 50 | -75 | 53 |
880 | 23 | -37 | 27 |
881 | -14 | 15 | 5 |
882 | -4 | -8 | 9 |
883 | -11 | 42 | -33 |
884 | 3 | 9 | 4 |
885 | 6 | -11 | 10 |
886 | 4 | 22 | -17 |
887 | 5 | 8 | 5 |
888 | 35 | 39 | -37 |
889 | 30 | -33 | 17 |
890 | 109 | -147 | 98 |
891 | -2 | -5 | 8 |
892 | -17 | 21 | -12 |
893 | -33 | 36 | -17 |
894 | -2 | 6 | 7 |
895 | 298 | -329 | 166 |
896 | -13 | 29 | -22 |
897 | 6 | -7 | 8 |
898 | -1 | -5 | 8 |
899 | 0 | -5 | 8 |
E-mail : kc2h-msm@asahi-net.or.jpHisanori Mishima