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A252930 as a simple table

na(n)
10
20
30
40
50
60
70
80
90
100
111
121
131
141
151
165
1719
1833
1933
2019
215
2215
23120
24413
25615
26413
27120
2815
2935
30483
312859
326997
336997
342859
35483
3635
3770
381500
3913976
4053950
4184910
4253950
4313976
441500
4570
46126
473923
4854199
49315198
50762227
51762227
52315198
5354199
543923
55126
56210

[0,0,0,0,0,0,0,0,0,0,1,1,1,1,1,5,19,33,33,19,5,15,
 120,413,615,413,120,15,35,483,2859,6997,6997,2859,
 483,35,70,1500,13976,53950,84910,53950,13976,1500,
 70,126,3923,54199,315198,762227,762227,315198,
 54199,3923,126,210]