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A105493 as a simple table

na(n)
92
1020
11170
121340
1310375
1480652
15636990
165143740
1742613980
18362863600
193178544754
2028650249848

[2,20,170,1340,10375,80652,636990,5143740,
 42613980,362863600,3178544754,28650249848]