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
900 <= n <= 1000, max{|x|,|y|,|z|} <= 4*106.
n | x | y | z |
900 | 5 | 7 | 6 |
901 | -1 | 6 | 7 |
902 | 0 | 6 | 7 |
903 | 1 | 6 | 7 |
904 | -5 | 7 | 7 |
905 | -58 | 65 | -34 |
906 | 12 | -22 | 17 |
907 | 2 | -5 | 8 |
908 | 5 | 9 | 3 |
909 | 7 | 8 | 3 |
910 | 2 | 6 | 7 |
911 | 7 | 10 | -6 |
912 | 151 | 153 | -152 |
913 | -1274 | 1849 | -1286 |
914 | -19 | 23 | -13 |
915 | -4 | 9 | 5 |
916 | -7 | -13 | 12 |
917 | -3 | 8 | 6 |
918 | 10 | -14 | 11 |
919 | -3 | -8 | 9 |
920 | -11 | 13 | 3 |
921 | 4 | 9 | 4 |
922 | -8 | 16 | -11 |
923 | 27512 | -27517 | 1784 |
924 | 153 | 155 | -154 |
925 | 21 | -24 | 14 |
926 | 3 | -5 | 8 |
927 | -25 | 26 | -8 |
928 | -7 | -9 | 10 |
929 | 3 | 6 | 7 |
930 | 154 | 156 | -155 |
931 | -6942368 | -23115371 | 18510883 |
932 | -667 | 917 | -619 |
933 | -3 | -4 | 8 |
934 | -4 | 10 | -1 |
935 | 1 | -12 | 11 |
936 | 5 | 5 | 7 |
937 | 279 | -280 | 49 |
938 | -2 | -8 | 9 |
939 | -14 | 27 | -20 |
940 | 55 | 163 | -131 |
941 | -9142 | 9587 | -3883 |
942 | 2 | -12 | 11 |
943 | -1 | 8 | 6 |
944 | 7 | 9 | -4 |
945 | 1 | 8 | 6 |
946 | 0 | -8 | 9 |
947 | 6 | 9 | 1 |
948 | 157 | 159 | -158 |
949 | 100 | -101 | 25 |
950 | -4117 | 6521 | -4699 |
951 | -49 | 114 | -88 |
952 | -3 | 9 | 5 |
953 | -7 | 12 | -6 |
954 | 2 | -8 | 9 |
955 | 6 | 13 | -9 |
956 | -5 | 11 | -5 |
957 | -3 | 10 | -2 |
958 | 6220 | 9268 | -8033 |
959 | -1 | -4 | 8 |
960 | -63 | 89 | -61 |
961 | 1 | -4 | 8 |
962 | -12 | 14 | -3 |
963 | 4 | -5 | 8 |
964 | -31 | 69 | -53 |
965 | -4 | 7 | 7 |
966 | 4 | 6 | 7 |
967 | 380698 | 641263 | -542246 |
968 | (2) | (-4) | (8) |
969 | -36 | 41 | -22 |
970 | -3 | -3 | 8 |
971 | 3 | 8 | 6 |
972 | -7 | 11 | -2 |
973 | 3 | -8 | 9 |
974 | 26 | -56 | 43 |
975 | -3 | 10 | 1 |
976 | -401 | 2203 | -1745 |
977 | 8 | -13 | 11 |
978 | 6 | 8 | 5 |
979 | 0 | 9 | 5 |
980 | 1 | 9 | 5 |
981 | -11 | 14 | -6 |
982 | -6 | 8 | 7 |
983 | 7 | 8 | 4 |
984 | 25 | -33 | 22 |
985 | 1 | 10 | -2 |
986 | -7 | 11 | -1 |
987 | 3 | -4 | 8 |
988 | -7 | 11 | 0 |
989 | -2 | -3 | 8 |
990 | -5 | -7 | 9 |
991 | 6 | 7 | 6 |
992 | -3 | -15 | 13 |
993 | 15 | 28 | -23 |
994 | -2 | 10 | 1 |
995 | 140 | -223 | 161 |
996 | -1 | -3 | 8 |
997 | 0 | -3 | 8 |
998 | 1 | -3 | 8 |
999 | -1 | 10 | 0 |
1000 | 0 | 10 | 0 |
E-mail : kc2h-msm@asahi-net.or.jpHisanori Mishima