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A058493 as a simple table

n a(n)
0 1
1 4
2 0
3 -4
4 16
5 0
6 6
7 40
8 0
9 -8
10 96
11 0
12 17
13 204
14 0
15 -28
16 400
17 0
18 38
19 760
20 0
21 -56
22 1376
23 0
24 84
25 2404
26 0
27 -124
28 4096
29 0
30 172
31 6808
32 0
33 -232
34 11072
35 0
36 325
37 17688
38 0
39 -448
40 27792
41 0
42 594
43 43008
44 0
45 -784
46 65696
47 0
48 1049
49 99128
50 0

[1,4,0,-4,16,0,6,40,0,-8,96,0,17,204,0,-28,400,0,
 38,760,0,-56,1376,0,84,2404,0,-124,4096,0,172,
 6808,0,-232,11072,0,325,17688,0,-448,27792,0,594,
 43008,0,-784,65696,0,1049,99128,0]

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Last modified February 16 14:47 EST 2019. Contains 320163 sequences. (Running on oeis4.)