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A334209 as a simple table

na(n)
10
20
32
40
52
62
70
82
94
102
112
124
132
142
158
162
174
186
192
206
216
224
238
246
254
266
2710
284
2910
3010
310
3210
3312
346
3510
3610
376
388
3916
408
418
4212
4310
4410
4514
4612
478
4814
4912
5010
5118
5210
5314
5416
558
5614
5720
5814
5910
6020
6110
6210
6332
6410
6512
6622
6710
6818
6922
7016
7116
7220
7316
7416

[0,0,2,0,2,2,0,2,4,2,2,4,2,2,8,2,4,6,2,6,6,4,8,6,
 4,6,10,4,10,10,0,10,12,6,10,10,6,8,16,8,8,12,10,
 10,14,12,8,14,12,10,18,10,14,16,8,14,20,14,10,20,
 10,10,32,10,12,22,10,18,22,16,16,20,16,16]