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A355390 as a simple table

na(n)
00
10
22
36
420
542
6110
7210
8462
9870
101722
113080
125852
1310100
1418090
1530800
1653130
1787912
18147840
19239610
20392502
21626472
221003002
231573770
242479050
253831806
265931660
279057090
2813819806
2920834660
3031399212
3146806122
3269697452
33102870306
34151523790
35221488806

[0,0,2,6,20,42,110,210,462,870,1722,3080,5852,
 10100,18090,30800,53130,87912,147840,239610,
 392502,626472,1003002,1573770,2479050,3831806,
 5931660,9057090,13819806,20834660,31399212,
 46806122,69697452,102870306,151523790,221488806]