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A052247 as a simple table

na(n)
15
25
37
45
55
67
75
87
95
107
1113
125
135
1411
157
165
175
185
195
207
2113
225
2319
245
255
265
2713
285
295
3019
315
325
3313
3411
355
367
3717
3811
395
4023
4113
427
4311
445
455
4617
4711
487
495
5019
517
527
5329
5423
555
565
575
585
595
6029
6137
625
6331
645
657
665
677
685
695
7011
715
7217
737
7413
755
7611
7723
785
7911
805
815
825
8347
845
8529
865
875
8813
895

[5,5,7,5,5,7,5,7,5,7,13,5,5,11,7,5,5,5,5,7,13,5,
 19,5,5,5,13,5,5,19,5,5,13,11,5,7,17,11,5,23,13,7,
 11,5,5,17,11,7,5,19,7,7,29,23,5,5,5,5,5,29,37,5,
 31,5,7,5,7,5,5,11,5,17,7,13,5,11,23,5,11,5,5,5,47,
 5,29,5,5,13,5]