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A260870 as a simple table

na(n)
11
21
31
42
51
63
71
81
92
101
113
121
131
142
155
164
172
181
192
201
213
224
232
242
255
264
271
281
292
303
315
323
331
342
356
363
371
385
394
405
414
421
432
442
451
464
471
482
492
503
513
522
535
547
551
563
573
581
592
601
614
621
631
644
651
664
671
682
692
705
713
723
731
742
751
765
774
781
795
801
813
822
8310
842
851
863
876
881
892
901
914
921
935
9410
953
963
972
9810
997

[1,1,1,2,1,3,1,1,2,1,3,1,1,2,5,4,2,1,2,1,3,4,2,2,
 5,4,1,1,2,3,5,3,1,2,6,3,1,5,4,5,4,1,2,2,1,4,1,2,2,
 3,3,2,5,7,1,3,3,1,2,1,4,1,1,4,1,4,1,2,2,5,3,3,1,2,
 1,5,4,1,5,1,3,2,10,2,1,3,6,1,2,1,4,1,5,10,3,3,2,
 10,7]