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A210030 as a simple table

n a(n)
0 1
1 -2
2 -2
3 4
4 6
5 -8
6 -12
7 16
8 22
9 -30
10 -40
11 52
12 68
13 -88
14 -112
15 144
16 182
17 -228
18 -286
19 356
20 440
21 -544
22 -668
23 816
24 996
25 -1210
26 -1464
27 1768
28 2128
29 -2552
30 -3056
31 3648
32 4342
33 -5160
34 -6116
35 7232
36 8538
37 -10056
38 -11820
39 13872
40 16248
41 -18996
42 -22176
43 25844
44 30068

[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]

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Last modified April 20 19:20 EDT 2021. Contains 343137 sequences. (Running on oeis4.)