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A142906 as a simple table

na(n)
131
2157
3283
4409
5661
6787
71039
81291
91543
101669
112551
122677
132803
143181
153307
163433
173559
184441
194567
205197
215323
225449
235701
245827
255953
266079
276709
286961
297213
307591
317717
328221
338599
349103
359733
369859
3710111
3810867
3910993
4011119
4111497
4212253
4312379

[31,157,283,409,661,787,1039,1291,1543,1669,2551,
 2677,2803,3181,3307,3433,3559,4441,4567,5197,5323,
 5449,5701,5827,5953,6079,6709,6961,7213,7591,7717,
 8221,8599,9103,9733,9859,10111,10867,10993,11119,
 11497,12253,12379]