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A337226 as a simple table

na(n)
11
21
32
41
53
64
72
85
91
106
113
127
138
149
154
1610
172
1811
195
2012
211
2213
236
2414
2515
263
2716
287
2917
3018
318
3219
3320
3421
3522
369
3723
384
3924
4010
4125
422
4326
4411
4527
465
4728
4812
4929
501
5130
5213
5331
546
5532
5633
5714
5834
5915
6035
6136
623
6337
6416
6538
6639
6740
687
6941
7042
7117
7243
7318
7444
7545
768

[1,1,2,1,3,4,2,5,1,6,3,7,8,9,4,10,2,11,5,12,1,13,
 6,14,15,3,16,7,17,18,8,19,20,21,22,9,23,4,24,10,
 25,2,26,11,27,5,28,12,29,1,30,13,31,6,32,33,14,34,
 15,35,36,3,37,16,38,39,40,7,41,42,17,43,18,44,45,
 8]