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A176806 as a simple table

na(n)
01
10
22
33
46
520
635
7105
8238
9588
101512
113630
129339
1323166
1458487
15148148
16373230
17949416
182406248
196122142
2015591856
2139729000
22101432982
23259049230
24662421643
251695149220
264341026900
2711125755615
2828530984915
2973213888650
30187980163110
31482906682675

[1,0,2,3,6,20,35,105,238,588,1512,3630,9339,23166,
 58487,148148,373230,949416,2406248,6122142,
 15591856,39729000,101432982,259049230,662421643,
 1695149220,4341026900,11125755615,28530984915,
 73213888650,187980163110,482906682675]