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A156759 as a simple table

na(n)
12
24
36
48
59
615
721
825
935
1049
1177
1291
13119
14121
15143
16169
17221
18247
19289
20323
21361
22437
23529
24667
25713
26841
27899
28961
291147
301271
311333
321369
331517
341591
351681
361763
371849
382021
392209
402491
412773
422809
433127
443233
453481
463599
473721
484087
494331
504453
514489

[2,4,6,8,9,15,21,25,35,49,77,91,119,121,143,169,
 221,247,289,323,361,437,529,667,713,841,899,961,
 1147,1271,1333,1369,1517,1591,1681,1763,1849,2021,
 2209,2491,2773,2809,3127,3233,3481,3599,3721,4087,
 4331,4453,4489]