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A168048 as a simple table

na(n)
10
21
32
44
56
69
712
816
920
1024
1130
1235
1342
1448
1554
1660
1770
1877
1988
2096
21104
22112
23126
24135
25144
26153
27162
28171
29190
30200
31220
32231
33242
34253
35264
36275
37300
38312
39324
40336
41364
42377
43406
44420
45434
46448
47480
48495
49510
50525
51540
52555
53592
54608
55624
56640
57656
58672

[0,1,2,4,6,9,12,16,20,24,30,35,42,48,54,60,70,77,
 88,96,104,112,126,135,144,153,162,171,190,200,220,
 231,242,253,264,275,300,312,324,336,364,377,406,
 420,434,448,480,495,510,525,540,555,592,608,624,
 640,656,672]