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A326538 as a simple table

na(n)
11
21
31
41
51
61
71
81
91
101
113
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
297
301
313
323
333
343
3523
361
375
385
391
401
411
421
431
441
451
461
471
481
491
501
511
521
531
541
551
561
571
581
591
601
611
621
631
641
651
661
671
681
691
701
711
721
731
741
751
761
771
781
791
801
811
821
8315
841
857
867

[1,1,1,1,1,1,1,1,1,1,3,1,1,1,1,1,1,1,1,1,1,1,1,1,
 1,1,1,1,7,1,3,3,3,3,23,1,5,5,1,1,1,1,1,1,1,1,1,1,
 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
 1,1,1,1,1,1,1,1,1,15,1,7,7]