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A233008 as a simple table

na(n)
12
23
35
47
513
617
719
87
913
1017
1111
127
1317
147
157
1619
171
181
195
207
2117
225
235
2417
255
261
271
2811
297
301
3119
3223
3317
3419
355
365
3717
3817
3913
4019
417
4223
431
4417
4511
461
4717
4817

[2,3,5,7,13,17,19,7,13,17,11,7,17,7,7,19,1,1,5,7,
 17,5,5,17,5,1,1,11,7,1,19,23,17,19,5,5,17,17,13,
 19,7,23,1,17,11,1,17,17]