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A309287 as a simple table

na(n)
11
21
31
42
52
61
72
83
92
101
114
123
133
142
151
162
175
184
193
202
211
226
236
245
254
263
272
281
294
307
316
325
334
343
352
361
376
386
397
406
415
424
433
442
451
464
478
487
497
506
515
524
533
542
551
5610
5710
589
598
607
616
625
634
643
652
661
674
6811
6910
709
718
727
736
745
754
763
772
781
7912
809
8111
8210
839
848
857
866
875
884
893
902
911
926
9313
9412
9511
9610
979
988
997
1006
1015
1024
1033
1042
1051

[1,1,1,2,2,1,2,3,2,1,4,3,3,2,1,2,5,4,3,2,1,6,6,5,
 4,3,2,1,4,7,6,5,4,3,2,1,6,6,7,6,5,4,3,2,1,4,8,7,7,
 6,5,4,3,2,1,10,10,9,8,7,6,5,4,3,2,1,4,11,10,9,8,7,
 6,5,4,3,2,1,12,9,11,10,9,8,7,6,5,4,3,2,1,6,13,12,
 11,10,9,8,7,6,5,4,3,2,1]