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A055399 as a simple table

na(n)
31
41
52
61
72
81
92
101
113
121
133
141
152
161
173
181
193
201
212
221
233
241
253
261
272
281
294
301
314
321
332
341
353
361
374
381
392
401
414
421
434
441
452
461
474
481
494
501
512
521
535
541
553
561
572
581
595
601
615
621
632
641
653
661
675
681
692
701
715
721
735
741
752
761
774
781
795
801
812
821
835
841
853
861
872
881
895

[1,1,2,1,2,1,2,1,3,1,3,1,2,1,3,1,3,1,2,1,3,1,3,1,
 2,1,4,1,4,1,2,1,3,1,4,1,2,1,4,1,4,1,2,1,4,1,4,1,2,
 1,5,1,3,1,2,1,5,1,5,1,2,1,3,1,5,1,2,1,5,1,5,1,2,1,
 4,1,5,1,2,1,5,1,3,1,2,1,5]