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A220644 as a simple table

na(n)
11
22
32
43
510
63
75
840
940
105
118
12172
13369
14172
158
1613
17728
183755
193755
20728
2113
2221
233096
2437320
2592801
2637320
273096
2821
2934
3013152
31373177
322226936
332226936
34373177
3513152
3634
3755
3855888
393725843
4053841725
41128171936
4253841725
433725843
4455888
4555
4689

[1,2,2,3,10,3,5,40,40,5,8,172,369,172,8,13,728,
 3755,3755,728,13,21,3096,37320,92801,37320,3096,
 21,34,13152,373177,2226936,2226936,373177,13152,
 34,55,55888,3725843,53841725,128171936,53841725,
 3725843,55888,55,89]