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A219063 as a simple table

na(n)
11
23
31
47
515
61
713
863
959
101
1125
12249
13503
14233
151
1649
17993
184049
194017
20929
211
2297
233969
2432313
2564577
2632123
273697
281
29191
3015867
31258353
321030457
331032785
34256849
3514719
361
37375
3863423
392066359
4016477441
4132958333
4216520553
432053803
4458599
451
46737

[1,3,1,7,15,1,13,63,59,1,25,249,503,233,1,49,993,
 4049,4017,929,1,97,3969,32313,64577,32123,3697,1,
 191,15867,258353,1030457,1032785,256849,14719,1,
 375,63423,2066359,16477441,32958333,16520553,
 2053803,58599,1,737]