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A164297 as a simple table

na(n)
10
20
30
40
52
60
74
80
93
102
118
120
139
142
155
164
1713
180
1914
202
217
226
2318
240
2515
267
2714
286
2924
300
3125
328
3314
3410
3519
364
3731
3811
3919
409
4135
422
4336
4411
4517
4614
4740
484
4935
5010
5125
5215
5345
545
5532
5614
5728
5820
5951
602
6152
6220
6328
6421
6540
667
6758
6820
6935
7013
7161
729
7362
7424
7530
7623
7750
788
7968
8018
8143
8227

[0,0,0,0,2,0,4,0,3,2,8,0,9,2,5,4,13,0,14,2,7,6,18,
 0,15,7,14,6,24,0,25,8,14,10,19,4,31,11,19,9,35,2,
 36,11,17,14,40,4,35,10,25,15,45,5,32,14,28,20,51,
 2,52,20,28,21,40,7,58,20,35,13,61,9,62,24,30,23,
 50,8,68,18,43,27]