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A250118 as a simple table

na(n)
11
21
31
41
53
61
71
87
96
101
111
1215
1325
149
151
161
1731
1890
1952
2012
211
221
2363
24301
25246
2688
2715
281
291
30127
31966
321039
33510
34133
3518
361
371
38255
393025
404083
412569
42909
43187
4421
451
461
47511
489330
4915274
5011790
515296
521470
53250
5424
551
561
571023
5828501
5955152
6050644
6127678
629706
632220
64322
6527
661

[1,1,1,1,3,1,1,7,6,1,1,15,25,9,1,1,31,90,52,12,1,
 1,63,301,246,88,15,1,1,127,966,1039,510,133,18,1,
 1,255,3025,4083,2569,909,187,21,1,1,511,9330,
 15274,11790,5296,1470,250,24,1,1,1023,28501,55152,
 50644,27678,9706,2220,322,27,1]