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A130511 as a simple table

na(n)
11
25
31
41
51
632
74
83
91
101
112
127
1313
1481
151
16100
1732
185
19169
201
2127
221
2349
2481
251
261
2725
28104
29200
301
31343
321
335
341
358
3681
37243
38640
39256
4081
4123
4225
43243
449
4511
46139
47512
4810
4981
501
51125
521
5325
54192
551024
5699
57625
581
59875
6053
61128
6211
631024
6425
65459
66128
67648
681
691
70512
717
721

[1,5,1,1,1,32,4,3,1,1,2,7,13,81,1,100,32,5,169,1,
 27,1,49,81,1,1,25,104,200,1,343,1,5,1,8,81,243,
 640,256,81,23,25,243,9,11,139,512,10,81,1,125,1,
 25,192,1024,99,625,1,875,53,128,11,1024,25,459,
 128,648,1,1,512,7,1]