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A222326 as a simple table

na(n)
14
232
384
4835
53770
638238
7255304
82542901
920957580
10204487984
111778907664
1217205177010
13154048740446
141479151681276
1513453816185916
16128432675352749
171180481843839956
1811227390708740364
19103971035671038556

[4,32,84,835,3770,38238,255304,2542901,20957580,
 204487984,1778907664,17205177010,154048740446,
 1479151681276,13453816185916,128432675352749,
 1180481843839956,11227390708740364,
 103971035671038556]