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A057239 as a simple table

na(n)
11
22
33
47
59
621
727
849
957
1063
1181
12119
13147
14171
15189
16243
17343
18399
19441
20446
21513
22567
23729
241029
251083
261197
271323
281539
291701
302187
312401
322793
332943
342979
353087
363249
373591
383969
394617
405103
415831
426561
437047
447203
457581
467791
478001
488379
498829

[1,2,3,7,9,21,27,49,57,63,81,119,147,171,189,243,
 343,399,441,446,513,567,729,1029,1083,1197,1323,
 1539,1701,2187,2401,2793,2943,2979,3087,3249,3591,
 3969,4617,5103,5831,6561,7047,7203,7581,7791,8001,
 8379,8829]