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A105437 as a simple table

na(n)
02
13
23
37
43
583
631
77
83
929
103
1153
1223
13439
1423
1553
1631
1771
1831
1979
2089
21233
227
233
24227
25487
26281
2731
287
29227
3047
31439
3229
3347
34349
35491
3643
3731
3823
397
40919
41701
42229
43283
44281
4559
46223
472693
4853
4967
50239
512011
522113
53467
5441
55601
56587
57311
58337
592879
6059
61619
6271

[2,3,3,7,3,83,31,7,3,29,3,53,23,439,23,53,31,71,
 31,79,89,233,7,3,227,487,281,31,7,227,47,439,29,
 47,349,491,43,31,23,7,919,701,229,283,281,59,223,
 2693,53,67,239,2011,2113,467,41,601,587,311,337,
 2879,59,619,71]