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A326210 as a simple table

na(n)
00
10
20
30
416
5672
629888
72071936
8268204288
968717285888
1035184350796800
1136028796807919616
1273786976292712960000
13302231454903635611721728
142475880078570760326175178752
1540564819207303340845566684397568
161329227995784915872903782635437883392

[0,0,0,0,16,672,29888,2071936,268204288,
 68717285888,35184350796800,36028796807919616,
 73786976292712960000,302231454903635611721728,
 2475880078570760326175178752,
 40564819207303340845566684397568,
 1329227995784915872903782635437883392]