1505
3
98
978
4
65
528
4
35
419
6
18
226
2
16
331
2
9
197
5
8
191
2
7
248
0
6
187
0
6
585
0
6
178
1
5
174
0
5
138
3
4
167
2
4
188
0
2
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Keyword(s): 自然数