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A046531 as a simple table

na(n)
11
21
33
41
55
61
711
87
91
109
119
121
1320
1427
1511
161
1767
1819
1913
201
21147
22105
2351
2415
251
26126
2778
2833
2917
301
31273
32204
33111
3483
3519
361
37477
38315
39305
4051
4121
421
431023
44792
45935
46407
47123
4823
491
501815
512519
52671
53265
5473
5525
561
573861
586149
593861
60936
61338
62171

[1,1,3,1,5,1,11,7,1,9,9,1,20,27,11,1,67,19,13,1,
 147,105,51,15,1,126,78,33,17,1,273,204,111,83,19,
 1,477,315,305,51,21,1,1023,792,935,407,123,23,1,
 1815,2519,671,265,73,25,1,3861,6149,3861,936,338,
 171]