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A340680 as a simple table

na(n)
11
22
33
42
51
62
74
82
91
102
115
122
136
142
157
162
171
182
193
202
211
222
234
242
251
262
278
282
291
302
319
322
3310
342
353
362
3710
382
3911
402
411
422
433
442
451
462
4712
482
491
502
513
522
5310
542
5511
562
571
582
595
602
611
622
6313
642
6510
662
678
682
691
702
7111
722
731
742
753
762
776
782
7914
802
811
822
838
842
851
862
874
882
891
902
915
922
9310
942
9515
962
9710
982
995
1002
1011
1022
10316
1042
1051

[1,2,3,2,1,2,4,2,1,2,5,2,6,2,7,2,1,2,3,2,1,2,4,2,
 1,2,8,2,1,2,9,2,10,2,3,2,10,2,11,2,1,2,3,2,1,2,12,
 2,1,2,3,2,10,2,11,2,1,2,5,2,1,2,13,2,10,2,8,2,1,2,
 11,2,1,2,3,2,6,2,14,2,1,2,8,2,1,2,4,2,1,2,5,2,10,
 2,15,2,10,2,5,2,1,2,16,2,1]