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A187502 as a simple table

na(n)
00
10
21
31
41
51
62
72
83
95
106
117
1212
1315
1418
1530
1639
1745
1875
1999
20114
21189
22252
23288
24477
25639
26729
271206
281620
291845
303051
314104
324671
337722
3410395
3511826
3619548
3726325
3829943
3949491
4066663
4175816
42125307
43168804
44191970
45317277

[0,0,1,1,1,1,2,2,3,5,6,7,12,15,18,30,39,45,75,99,
 114,189,252,288,477,639,729,1206,1620,1845,3051,
 4104,4671,7722,10395,11826,19548,26325,29943,
 49491,66663,75816,125307,168804,191970,317277]