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A194209 as a simple table

na(n)
10
20
31
42
54
66
79
813
917
1022
1127
1233
1339
1446
1554
1662
1771
1880
1990
20100
21111
22123
23135
24148
25161
26175
27189
28204
29220
30236
31253
32270
33288
34306
35325
36345
37365
38385
39406
40428
41450
42473
43496
44520
45544
46569
47594
48620
49647
50674
51701
52729
53757
54786
55816
56846

[0,0,1,2,4,6,9,13,17,22,27,33,39,46,54,62,71,80,
 90,100,111,123,135,148,161,175,189,204,220,236,
 253,270,288,306,325,345,365,385,406,428,450,473,
 496,520,544,569,594,620,647,674,701,729,757,786,
 816,846]