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A109579 as a simple table

na(n)
11
23
33
47
57
611
711
811
911
1013
1113
1217
1317
1417
1517
1623
1723
1829
1929
2029
2129
2233
2333
2433
2533
2633
2733
2835
2935
3049
3149
3249
3349
3449
3549
3655
3755
3855
3955
4061
4161
4271
4371
4471
4571
4683
4783
4883
4983
5083
5183
5285
5385
5485
5585
5685
5785
5891
5991
6093
6193
6293
6393
6493
6593
66107
67107
68107
69107
70111

[1,3,3,7,7,11,11,11,11,13,13,17,17,17,17,23,23,29,
 29,29,29,33,33,33,33,33,33,35,35,49,49,49,49,49,
 49,55,55,55,55,61,61,71,71,71,71,83,83,83,83,83,
 83,85,85,85,85,85,85,91,91,93,93,93,93,93,93,107,
 107,107,107,111]