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A326976 as a simple table

na(n)
11
21
31
41
51
61
71
82
91
101
111
121
131
141
151
163
171
181
191
201
211
221
231
242
251
261
272
281
291
301
311
325
331
341
351
362
371
381
391
402
411
421
431
441
451
461
471
483
491
501
511
521
531
542
551
562
571
581
591
601
611
621
631
647
651
661
671
681
691
701
711
725
731
741
751
761
771
781
791
803
813
821
831
841
851
861
871

[1,1,1,1,1,1,1,2,1,1,1,1,1,1,1,3,1,1,1,1,1,1,1,2,
 1,1,2,1,1,1,1,5,1,1,1,2,1,1,1,2,1,1,1,1,1,1,1,3,1,
 1,1,1,1,2,1,2,1,1,1,1,1,1,1,7,1,1,1,1,1,1,1,5,1,1,
 1,1,1,1,1,3,3,1,1,1,1,1,1]