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A142047 as a simple table

na(n)
129
261
3157
4317
5349
6509
7541
8701
9733
10797
11829
121021
131117
141181
151213
161277
171373
181597
191693
201789
211949
222141
232237
242269
252333
262557
272621
282749
292909
303037
313229
323389
333517
343581
353613
363677
373709
384093
394157
404253
414349
424637
434733
444861
454957

[29,61,157,317,349,509,541,701,733,797,829,1021,
 1117,1181,1213,1277,1373,1597,1693,1789,1949,2141,
 2237,2269,2333,2557,2621,2749,2909,3037,3229,3389,
 3517,3581,3613,3677,3709,4093,4157,4253,4349,4637,
 4733,4861,4957]