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A268355 as a simple table

na(n)
11
21
31
41
51
61
71
88
91
101
111
121
131
141
151
168
171
181
191
201
211
221
231
248
251
261
271
281
291
301
311
328
331
341
351
361
371
381
391
408
411
421
431
441
451
461
471
488
491
501
511
521
531
541
551
568
571
581
591
601
611
621
631
6464
651
661
671
681
691
701
711
728
731
741
751
761
771
781
791
808
811
821
831
841
851
861
871

[1,1,1,1,1,1,1,8,1,1,1,1,1,1,1,8,1,1,1,1,1,1,1,8,
 1,1,1,1,1,1,1,8,1,1,1,1,1,1,1,8,1,1,1,1,1,1,1,8,1,
 1,1,1,1,1,1,8,1,1,1,1,1,1,1,64,1,1,1,1,1,1,1,8,1,
 1,1,1,1,1,1,8,1,1,1,1,1,1,1]