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A137871 as a simple table

na(n)
1211
2293
3631
4787
5797
6839
71249
81259
91399
101409
111471
121511
131637
141709
151801
161811
171847
181889
192039
202053
212099
222179
232503
242521
252579
262633
272647
282767
292777
302819
312927
322939
333109
343137
353271
363433
373571
383593
393659
403779
413833
423863
433967

[211,293,631,787,797,839,1249,1259,1399,1409,1471,
 1511,1637,1709,1801,1811,1847,1889,2039,2053,2099,
 2179,2503,2521,2579,2633,2647,2767,2777,2819,2927,
 2939,3109,3137,3271,3433,3571,3593,3659,3779,3833,
 3863,3967]