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A044207 as a simple table

na(n)
120
284
3148
4160
5212
6276
7340
8404
9468
10532
11596
12660
13672
14724
15788
16852
17916
18980
191044
201108
211172
221184
231236
241280
251364
261428
271492
281556
291620
301684
311696
321748
331812
341876
351940
362004
372068
382132
392196
402208
412260

[20,84,148,160,212,276,340,404,468,532,596,660,
 672,724,788,852,916,980,1044,1108,1172,1184,1236,
 1280,1364,1428,1492,1556,1620,1684,1696,1748,1812,
 1876,1940,2004,2068,2132,2196,2208,2260]