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A210030 as a simple table

na(n)
01
1-2
2-2
34
46
5-8
6-12
716
822
9-30
10-40
1152
1268
13-88
14-112
15144
16182
17-228
18-286
19356
20440
21-544
22-668
23816
24996
25-1210
26-1464
271768
282128
29-2552
30-3056
313648
324342
33-5160
34-6116
357232
368538
37-10056
38-11820
3913872
4016248
41-18996
42-22176
4325844
4430068

[1,-2,-2,4,6,-8,-12,16,22,-30,-40,52,68,-88,-112,
 144,182,-228,-286,356,440,-544,-668,816,996,-1210,
 -1464,1768,2128,-2552,-3056,3648,4342,-5160,-6116,
 7232,8538,-10056,-11820,13872,16248,-18996,-22176,
 25844,30068]