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A208353 as a simple table

na(n)
11
22
32
45
515
65
715
8100
9100
1015
1151
12868
131095
14868
1551
16187
177780
1812625
1912625
207780
21187
22715
2369988
24153237
25230387
26153237
2769988
28715
292795
30629860
311901508
324773885
334773885
341901508
35629860
362795
3711051
385668708
3923658861
40103672036

[1,2,2,5,15,5,15,100,100,15,51,868,1095,868,51,
 187,7780,12625,12625,7780,187,715,69988,153237,
 230387,153237,69988,715,2795,629860,1901508,
 4773885,4773885,1901508,629860,2795,11051,5668708,
 23658861,103672036]