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A132197 as a simple table

na(n)
11
23
33
43
57
67
77
87
97
107
117
1215
1315
1415
1515
1615
1715
1815
1915
2015
2115
2215
2315
2415
2515
2615
2731
2831
2931
3031
3131
3231
3331
3431
3531
3631
3731
3831
3931
4031
4131
4231
4331
4431
4531
4631
4731
4831
4931
5031
5131
5231
5331
5431
5531
5631
5731
5863
5963
6063
6163
6263
6363
6463
6563
6663
6763
6863
6963
7063
7163
7263
7363

[1,3,3,3,7,7,7,7,7,7,7,15,15,15,15,15,15,15,15,15,
 15,15,15,15,15,15,31,31,31,31,31,31,31,31,31,31,
 31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,31,
 31,31,31,31,31,63,63,63,63,63,63,63,63,63,63,63,
 63,63,63,63,63]