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A001470 as a simple table

na(n)
01
11
21
33
49
521
681
7351
81233
95769
1031041
11142011
12776601
134874013
1427027729
15168369111
161191911841
177678566801
1853474964993
19418199988339
203044269834281
2123364756531621
22199008751634001
231605461415071823

[1,1,1,3,9,21,81,351,1233,5769,31041,142011,
 776601,4874013,27027729,168369111,1191911841,
 7678566801,53474964993,418199988339,3044269834281,
 23364756531621,199008751634001,1605461415071823]