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A325015 as a simple table

na(n)
11
22
31
43
56
61
74
818
921
101
115
1240
13201
14308
151
166
1775
181076
1934128
20180342
211
227
23126
244025
251056576
262945136213
27366975285216
281
298
30196
3111901
3215303750
332932338749408
34103863386269870076808
3510316179427644325573474464
361

[1,2,1,3,6,1,4,18,21,1,5,40,201,308,1,6,75,1076,
 34128,180342,1,7,126,4025,1056576,2945136213,
 366975285216,1,8,196,11901,15303750,2932338749408,
 103863386269870076808,10316179427644325573474464,
 1]