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A339748 as a simple table

na(n)
11
21
31
41
51
67
71
81
91
101
111
127
131
141
151
161
171
187
191
201
211
221
231
247
251
261
271
281
291
307
311
321
331
341
351
3643
371
381
391
401
411
427
431
441
451
461
471
487
491
501
511
521
531
547
551
561
571
581
591
607
611
621
631
641
651
667
671
681
691
701
711
7243
731
741
751
761
771
787
791
801
811
821
831
847
851
861
871
881
891
907
911
921
931
941
951
967
971
981
991
1001

[1,1,1,1,1,7,1,1,1,1,1,7,1,1,1,1,1,7,1,1,1,1,1,7,
 1,1,1,1,1,7,1,1,1,1,1,43,1,1,1,1,1,7,1,1,1,1,1,7,
 1,1,1,1,1,7,1,1,1,1,1,7,1,1,1,1,1,7,1,1,1,1,1,43,
 1,1,1,1,1,7,1,1,1,1,1,7,1,1,1,1,1,7,1,1,1,1,1,7,1,
 1,1,1]