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A028924 as a simple table

na(n)
00
11
23
36
412
520
636
763
8120
9136
10168
11219
12324
13453
14711
151170
162160
172673
183699
195334
208700
2113860
2224948
2346575
2498280
2598328
2698424
2798571
2898868
2999253
30100023
31101346
32104160

[0,1,3,6,12,20,36,63,120,136,168,219,324,453,711,
 1170,2160,2673,3699,5334,8700,13860,24948,46575,
 98280,98328,98424,98571,98868,99253,100023,101346,
 104160]