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A064433 as a simple table

na(n)
11
21
32
46
53
65
77
812
94
1014
116
1211
138
148
1513
1613
175
1810
1915
2015
217
227
2312
2412
259
2617
279
2871
2914
3014
3114
3268
336
3419
3511
3611
3716
3816
3916
4024
418
4270
438
4421
4513
4613
4713
4867
4910
5018
5118
5218
5310
5410
5572
5672
5715
5823
5915
6023
6115
6215
6369
6469
657
6620
6720
6820
6912
7012
7112
7266
7317
7474
7517

[1,1,2,6,3,5,7,12,4,14,6,11,8,8,13,13,5,10,15,15,
 7,7,12,12,9,17,9,71,14,14,14,68,6,19,11,11,16,16,
 16,24,8,70,8,21,13,13,13,67,10,18,18,18,10,10,72,
 72,15,23,15,23,15,15,69,69,7,20,20,20,12,12,12,66,
 17,74,17]