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A075641 as a simple table

na(n)
11
22
33
411
529
643
773
8107
9151
10197
11257
12317
13397
14463
15571
16653
17769
18883
191019
201151
211291
221453
231607
241783
251987
262143
272371
282593
292791
303037
313307
323541
333797
344073
354357
364651
374973
385303
395641
405939
416301
426673
437019
447477
457829
468243
478681

[1,2,3,11,29,43,73,107,151,197,257,317,397,463,
 571,653,769,883,1019,1151,1291,1453,1607,1783,
 1987,2143,2371,2593,2791,3037,3307,3541,3797,4073,
 4357,4651,4973,5303,5641,5939,6301,6673,7019,7477,
 7829,8243,8681]