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A102280 as a simple table

na(n)
11
21
35
41
51
61
75
85
97
101
1113
1213
1319
141
151
165
1725
18103
191
201
211
2219
2317
2429
255
261
271
2865
297
3017
311
321
331
347
355
361
3719
381
3913
401
415
421
431
4413
4511
461
4711
487
491
5019
5141
521
5313
5411
5511
5613
5711
587
5929
605
6111
621
635
6447
651
665
6713
681
6943
701
7137
721
7317
745
7535
765
777
785
7911
801
817
8243
831
8491
851
861
8729
887
8947
9055
9117
921
9313

[1,1,5,1,1,1,5,5,7,1,13,13,19,1,1,5,25,103,1,1,1,
 19,17,29,5,1,1,65,7,17,1,1,1,7,5,1,19,1,13,1,5,1,
 1,13,11,1,11,7,1,19,41,1,13,11,11,13,11,7,29,5,11,
 1,5,47,1,5,13,1,43,1,37,1,17,5,35,5,7,5,11,1,7,43,
 1,91,1,1,29,7,47,55,17,1,13]