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A145574 as a simple table

na(n)
21
31
41
51
61
71
81
92
101
111
122
131
141
153
162
171
181
193
203
211
221
234
244
252
261
271
284
295
303
311
321
335
347
355
362
371
381
395
408
416
423
431
441
456
4610
479
485
492
501
511
526
5312
5411
557
563
571
581
597
6014
6115
6210
635
642
651
661
677
6816
6918
7013
717
723
731
741
758
7619
7723
7818
7911
805
812
821
831
848
8521
8627
8723
8814
897
903
911
921
939
9424
9534
9630

[1,1,1,1,1,1,1,2,1,1,2,1,1,3,2,1,1,3,3,1,1,4,4,2,
 1,1,4,5,3,1,1,5,7,5,2,1,1,5,8,6,3,1,1,6,10,9,5,2,
 1,1,6,12,11,7,3,1,1,7,14,15,10,5,2,1,1,7,16,18,13,
 7,3,1,1,8,19,23,18,11,5,2,1,1,8,21,27,23,14,7,3,1,
 1,9,24,34,30]