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A108579 as a simple table

na(n)
10
20
30
40
51
63
74
87
910
1013
1117
1222
1326
1432
1538
1644
1751
1859
1966
2075
2184
2293
23103
24114
25124
26136
27148
28160
29173
30187
31200
32215
33230
34245
35261
36278
37294
38312
39330
40348
41367
42387
43406
44427
45448
46469
47491
48514
49536
50560
51584
52608
53633
54659
55684
56711
57738
58765
59793
60822
61850

[0,0,0,0,1,3,4,7,10,13,17,22,26,32,38,44,51,59,66,
 75,84,93,103,114,124,136,148,160,173,187,200,215,
 230,245,261,278,294,312,330,348,367,387,406,427,
 448,469,491,514,536,560,584,608,633,659,684,711,
 738,765,793,822,850]