Tuesday, October 28, 2014

The Function x^2 + xy + y^2 – Part 2

2)      Many prime numbers are in the form of x2 + xy + y2

There are a lot of prime numbers represented in the table of x2 + xy + y2 (although with no obvious pattern).

1
2
3
4
5
6
7
8
9
10
1
3
7
13
21
31
43
57
73
91
111
2
7
12
19
28
39
52
67
84
103
124
3
13
19
27
37
49
63
79
97
117
139
4
21
28
37
48
61
76
93
112
133
156
5
31
39
49
61
75
91
109
129
151
175
6
43
52
63
76
91
108
127
148
171
196
7
57
67
79
93
109
127
147
169
193
219
8
73
84
97
112
129
148
169
192
217
244
9
91
103
117
133
151
171
193
217
243
271
10
111
124
139
156
175
196
219
244
271
300


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