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A026924 as a simple table

na(n)
10
20
30
41
50
61
71
83
93
105
115
128
138
1412
1513
1618
1719
1824
1926
2033
2135
2243
2346
2455
2559
2669
2774
2886
2991
30104
31111
32126
33134
34150
35159
36177
37187
38207
39219
40241
41254
42277
43292
44318
45334
46362
47380
48410
49430
50462
51484
52519
53542
54579
55605

[0,0,0,1,0,1,1,3,3,5,5,8,8,12,13,18,19,24,26,33,
 35,43,46,55,59,69,74,86,91,104,111,126,134,150,
 159,177,187,207,219,241,254,277,292,318,334,362,
 380,410,430,462,484,519,542,579,605]