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A001598 as a simple table

na(n)
11
21
31
43
52
65
75
84
92
109
115
128
135
1413
1512
168
175
1817
198
206
2111
2214
2311
2423
257
2623
2726
2811
2916
3014
3115
3231
3310
3428
3516
3624
3715
3837
399
4039
4116
4220
4327
4420
4531
4614
4743
4847
4923
5032
5120
5251
5317
5414
5554
5624
5730
5828
5927
6040
6157
6261
6320
6456
6526
6642
6730
6828
6968
7022

[1,1,1,3,2,5,5,4,2,9,5,8,5,13,12,8,5,17,8,6,11,14,
 11,23,7,23,26,11,16,14,15,31,10,28,16,24,15,37,9,
 39,16,20,27,20,31,14,43,47,23,32,20,51,17,14,54,
 24,30,28,27,40,57,61,20,56,26,42,30,28,68,22]