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A242368 as a simple table

na(n)
12
217
3347
4521
510601
628541
729759
832027
939569
1058061
1162969
12100469
13109541
14120401
15130307
16205357
17398129
18426383
19434261
20829883
21896771
22923501
23935063
241190261
251216583
261261109
271559963
281697771
292105381
302128649
312505857
322778851
332886563
342920649

[2,17,347,521,10601,28541,29759,32027,39569,58061,
 62969,100469,109541,120401,130307,205357,398129,
 426383,434261,829883,896771,923501,935063,1190261,
 1216583,1261109,1559963,1697771,2105381,2128649,
 2505857,2778851,2886563,2920649]