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
100 <= n <= 199, max{|x|,|y|,|z|} <= 4*106.
n | x | y | z |
100 | -1 | -3 | 4 |
101 | 0 | -3 | 4 |
102 | 1 | -3 | 4 |
103 | -11 | 16 | -11 |
104 | (-70) | (-124) | (104) |
105 | 17 | -18 | 8 |
106 | 14 | -16 | 9 |
107 | 3 | 4 | 2 |
108 | -1 | 5 | -2 |
109 | 2 | -3 | 4 |
110 | -2 | 4 | 3 |
111 | -6 | 7 | -2 |
112 | 961 | -971 | 241 |
113 | -46 | -133 | 107 |
114 | -3 | 5 | 2 |
115 | -2 | 5 | -1 |
116 | 3 | -7 | 6 |
117 | -1 | 4 | 3 |
118 | 0 | 4 | 3 |
119 | -1 | -2 | 4 |
120 | 3 | 7 | -5 |
121 | 1 | -2 | 4 |
122 | -1 | 5 | -1 |
123 | 0 | 5 | -1 |
124 | -1 | 5 | 0 |
125 | 0 | 5 | 0 |
126 | -1 | -1 | 4 |
127 | 0 | -1 | 4 |
128 | 0 | 0 | 4 |
129 | 0 | 1 | 4 |
130 | 1 | 1 | 4 |
131 | 2 | 5 | -1 |
132 | 21 | 23 | -22 |
133 | 2 | 5 | 0 |
134 | 6 | -14 | 11 |
135 | -1 | 2 | 4 |
136 | 3 | 5 | -2 |
137 | 1 | 2 | 4 |
138 | 22 | 24 | -23 |
139 | 13 | -14 | 7 |
140 | -1 | 5 | 2 |
141 | 0 | 5 | 2 |
142 | 1 | 5 | 2 |
143 | -6 | 7 | 2 |
144 | -13 | 23 | -17 |
145 | 3 | 4 | 3 |
146 | 7 | -13 | 10 |
147 | -2 | 3 | 4 |
148 | ? | ? | ? |
149 | 2 | 5 | 2 |
150 | 3 | 5 | -1 |
151 | -4 | 7 | -4 |
152 | 3 | 5 | 0 |
153 | 4 | -7 | 6 |
154 | -1 | 3 | 4 |
155 | 0 | 3 | 4 |
156 | 1 | 3 | 4 |
157 | 4 | 7 | -5 |
158 | 11 | -13 | 8 |
159 | -3 | -4 | 5 |
160 | -7 | 23 | -18 |
161 | -1 | 6 | -3 |
162 | 26 | 28 | -27 |
163 | 2 | 3 | 4 |
164 | -5 | 7 | -3 |
165 | -3 | 4 | 4 |
166 | -2 | -8 | 7 |
167 | -7 | 8 | -1 |
168 | 3 | 5 | 2 |
169 | -7 | 8 | 0 |
170 | 2 | 6 | -3 |
171 | -2 | 5 | 3 |
172 | -5 | 9 | -6 |
173 | 4 | 5 | -2 |
174 | 0 | -8 | 7 |
175 | 1 | -8 | 7 |
176 | -7 | 17 | -13 |
177 | 12 | 23 | -19 |
178 | -1 | 5 | 3 |
179 | 0 | 5 | 3 |
180 | 1 | 5 | 3 |
181 | -6 | 7 | 3 |
182 | 3 | 3 | 4 |
183 | 4170061 | -4494438 | 2090533 |
184 | 37 | 67 | -56 |
185 | -1 | -4 | 5 |
186 | 0 | -4 | 5 |
187 | 2 | 5 | 3 |
188 | -3 | 7 | -4 |
189 | 4 | 5 | 0 |
190 | 450 | -602 | 399 |
191 | -1 | 4 | 4 |
192 | 31 | 33 | -32 |
193 | 1 | 4 | 4 |
194 | 2 | -4 | 5 |
195 | -79 | 126 | -91 |
196 | -3 | -3 | 5 |
197 | 0 | 13 | -10 |
198 | -4 | 8 | -5 |
199 | -1 | 6 | -2 |
E-mail : kc2h-msm@asahi-net.or.jpHisanori Mishima