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A057289 as a simple table

na(n)
11
23
35
49
515
625
727
845
975
1081
11125
12135
13225
14243
15345
16375
17405
18625
19675
20729
211025
221125
231215
241863
251875
262025
272187
282375
292875
303125
313375
323645
334395
345625
355875
366075
376561
388145
399225
409375
4110125
4210935
4314015
4414523
4515525
4615625

[1,3,5,9,15,25,27,45,75,81,125,135,225,243,345,
 375,405,625,675,729,1025,1125,1215,1863,1875,2025,
 2187,2375,2875,3125,3375,3645,4395,5625,5875,6075,
 6561,8145,9225,9375,10125,10935,14015,14523,15525,
 15625]