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A223209 as a simple table

na(n)
11
23
33
49
515
69
727
875
975
1027
1181
12375
13657
14375
1581
16243
171875
185763
195763
201875
21243
22729
239375
2450553
2590111
2650553
279375
28729
292187
3046875
31443451
321412907
331412907
34443451
3546875
362187
376561
38234375
393889953
4022163655
4139868737
4222163655

[1,3,3,9,15,9,27,75,75,27,81,375,657,375,81,243,
 1875,5763,5763,1875,243,729,9375,50553,90111,
 50553,9375,729,2187,46875,443451,1412907,1412907,
 443451,46875,2187,6561,234375,3889953,22163655,
 39868737,22163655]