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A158858 as a simple table

na(n)
13
25
31
47
52
627
79
83
954
109
1111
124
1381
1418
15243
1613
175
18108
1927
20486
2181
2215
236
24135
2536
26729
27162
282187
2917
307
31162
3245
33972
34243
354374
36729
3719
388
39189
4054
411215
42324
436561
441458
4519683
4621
479
48216
4963
501458
51405
528748
532187
5439366
556561

[3,5,1,7,2,27,9,3,54,9,11,4,81,18,243,13,5,108,27,
 486,81,15,6,135,36,729,162,2187,17,7,162,45,972,
 243,4374,729,19,8,189,54,1215,324,6561,1458,19683,
 21,9,216,63,1458,405,8748,2187,39366,6561]