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A003597 as a simple table

na(n)
11
23
39
411
527
633
781
899
9121
10243
11297
12363
13729
14891
151089
161331
172187
182673
193267
203993
216561
228019
239801
2411979
2514641
2619683
2724057
2829403
2935937
3043923
3159049
3272171
3388209
34107811
35131769
36161051
37177147
38216513
39264627
40323433

[1,3,9,11,27,33,81,99,121,243,297,363,729,891,
 1089,1331,2187,2673,3267,3993,6561,8019,9801,
 11979,14641,19683,24057,29403,35937,43923,59049,
 72171,88209,107811,131769,161051,177147,216513,
 264627,323433]