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A088201 as a simple table

na(n)
15
25
37
45
55
67
75
811
95
1011
117
127
137
145
157
165
175
1813
195
207
2111
227
237
2411
2513
265
277
2811
297
305
3111
327
337
345
357
367
377
3813
397
407
4111
427
435
445
4511
467
477
487
4913
5013
5117
525
5311
5411
5517
5611
577
587
5913
605
617
627
6313
647
655
667
677
685
695
7013
715
727
7311
7413
757
767
7717
7811
795
807
8111
8211
837
8411
857
867
875
887

[5,5,7,5,5,7,5,11,5,11,7,7,7,5,7,5,5,13,5,7,11,7,
 7,11,13,5,7,11,7,5,11,7,7,5,7,7,7,13,7,7,11,7,5,5,
 11,7,7,7,13,13,17,5,11,11,17,11,7,7,13,5,7,7,13,7,
 5,7,7,5,5,13,5,7,11,13,7,7,17,11,5,7,11,11,7,11,7,
 7,5,7]