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A031292 as a simple table

na(n)
15
221
341
461
581
690
792
894
996
1098
11100
12101
13102
14104
15106
16108
17121
18141
19161
20181
21207
22237
23267
24297
25327
26341
27344
28347
29350
30353
31356
32357
33359
34362
35365
36368
37387
38417
39447
40477
41507
42537
43567
44597
45627
46641
47644
48647

[5,21,41,61,81,90,92,94,96,98,100,101,102,104,106,
 108,121,141,161,181,207,237,267,297,327,341,344,
 347,350,353,356,357,359,362,365,368,387,417,447,
 477,507,537,567,597,627,641,644,647]