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A100725号作为一个简单的表

n个a(n)
12
2
5
47
511
613
717
819
923
1029
1131
1237
1341
1443
1547
1653
1759
1861
1967
2071
2173
2279
2383
2489
2597
26101
27103
28107
29109
30113
31127
32131
33137
34139
35151
36157
37163
38167
39179
40191
41193
42197
43199
44211
45223
46227
47229
48233
49239
50241
51251
52257
53263
54269
55271
56281
57283
58307
59311

[2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97,101,103,107,109,113,127,131,137,139,151,157,163,167,179,191,193,197,199,211,223,227,229,233,239,241,251,257,263,269,271,281,283,307,311]