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A245514 as a simple table

na(n)
21
31
42
52
62
71
81
93
101
111
122
131
141
153
161
171
182
191
201
213
221
231
241
251
261
271
281
291
302
311
321
331
341
351
361
371
381
392
401
411
422
431
441
452
461
471
481
491
501
511
521
531
541
551
561
571
581
591
602
611
621
631
641
651
661
671
681
692
701
711
722
731
741
751
761
771
781
791
801
812
821
831
841
851
861
871
881
891
901
911
921
931
941
951
961

[1,1,2,2,2,1,1,3,1,1,2,1,1,3,1,1,2,1,1,3,1,1,1,1,
 1,1,1,1,2,1,1,1,1,1,1,1,1,2,1,1,2,1,1,2,1,1,1,1,1,
 1,1,1,1,1,1,1,1,1,2,1,1,1,1,1,1,1,1,2,1,1,2,1,1,1,
 1,1,1,1,1,2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]