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A176876 as a simple table

na(n)
1143
2215
3341
4485
5515
6551
7713
81133
91241
101271
111541
121865
132183
142315
152501
163173
173215
183503
193713
204031
214661
225465
235633
246431
256485
267313
277361
287571
298201
308471
319353
329599
339713
349893
3512083
3612371
3712443
3812449
3913361
4013631
4114711

[143,215,341,485,515,551,713,1133,1241,1271,1541,
 1865,2183,2315,2501,3173,3215,3503,3713,4031,4661,
 5465,5633,6431,6485,7313,7361,7571,8201,8471,9353,
 9599,9713,9893,12083,12371,12443,12449,13361,
 13631,14711]