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A209616 as a simple table

na(n)
10
21
32
44
57
612
718
829
942
1063
1189
12128
13176
14246
15333
16453
17603
18807
191058
201393
211807
222346
233011
243867
254915
266248
277879
289926
2912421
3015529
3119297
3223954
3329585
3436486
3544802
3654937
3767096
3881831
3999459
40120700
41146026
42176410
43212512
44255636
45306734

[0,1,2,4,7,12,18,29,42,63,89,128,176,246,333,453,
 603,807,1058,1393,1807,2346,3011,3867,4915,6248,
 7879,9926,12421,15529,19297,23954,29585,36486,
 44802,54937,67096,81831,99459,120700,146026,
 176410,212512,255636,306734]