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A287865型作为一个简单的表

n个a(n)
11
2
7
45
511
623
747
819
913
10
117
125
1311
1423
1547
1619
1713
18
197
205
2111
2223
2347
2419
2513
26
277
285
2911
3023
3147
3219
3313
34
357
365
3711
3823
3947
4019
4113
42
437
445
4511
4623
4747
4819
4913
50
517
525
5311
5423
5547
5619
5713
58
597
605
6111
6223
6347
6419
6513
66
677
685
6911
7023
7147
7219
7313
74
757
765

[1,3,7,5,11,23,47,19,13,3,7,5,11,23,47,19,13,3,7,5,11,23,47,19,13,3,7,5,11,23,47,19,13,3,7,5,11,23,47,19,13,3,7,5,11,23,47,19,13,3,7,5,11,23,47,19,13,3,7,5,11,23,47,19,13,3,7,5,11,23,47,19,13,3,7,5]