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A141809 as a simple table

na(n)
11
22
33
44
55
62
73
87
98
109
112
125
1311
144
153
1613
172
187
193
205
2116
2217
232
249
2519
264
275
283
297
302
3111
3223
338
343
3525
362
3713
3827
394
407
4129
422
433
445
4531
4632
473
4811
492
5017
515
527
534
549
5537
562
5719
583
5913
608
615
6241
632
643
657
6643
674
6811
699
705
712
7223
7347
7416
753
7649
772
7825
793
8017
814
8213
8353
842
8527
865
8711
888
897
903

[1,2,3,4,5,2,3,7,8,9,2,5,11,4,3,13,2,7,3,5,16,17,
 2,9,19,4,5,3,7,2,11,23,8,3,25,2,13,27,4,7,29,2,3,
 5,31,32,3,11,2,17,5,7,4,9,37,2,19,3,13,8,5,41,2,3,
 7,43,4,11,9,5,2,23,47,16,3,49,2,25,3,17,4,13,53,2,
 27,5,11,8,7,3]