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A360289 as a simple table

na(n)
01
11
21
31
41
53
61
71
81
97
107
113
121
131
143
151
161
1715
1831
197
207
2115
2217
233
241
253
261
271
283
297
307
311
321
3331
34115
3515
3631
37115
3869
397
407
4137
4231
4315
4417
4569
4637
473
481
497
507
513
521
531
543
551
563
5717
5815
597
607
6131
6215
631
641
6563
66391
6731
68115
69675
70245
7115
7231
73261
74391

[1,1,1,1,1,3,1,1,1,7,7,3,1,1,3,1,1,15,31,7,7,15,
 17,3,1,3,1,1,3,7,7,1,1,31,115,15,31,115,69,7,7,37,
 31,15,17,69,37,3,1,7,7,3,1,1,3,1,3,17,15,7,7,31,
 15,1,1,63,391,31,115,675,245,15,31,261,391]