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A124972 as a simple table

n a(n)
-1 1
0 -8
1 20
2 0
3 -62
4 0
5 216
6 0
7 -641
8 0
9 1636
10 0
11 -3778
12 0
13 8248
14 0
15 -17277
16 0
17 34664
18 0
19 -66878
20 0
21 125312
22 0
23 -229252
24 0
25 409676
26 0
27 -716420
28 0
29 1230328
30 0
31 -2079227
32 0
33 3460416
34 0
35 -5677816
36 0
37 9198424
38 0
39 -14729608
40 0
41 23328520
42 0
43 -36567242
44 0
45 56774712
46 0

[1,-8,20,0,-62,0,216,0,-641,0,1636,0,-3778,0,8248,
 0,-17277,0,34664,0,-66878,0,125312,0,-229252,0,
 409676,0,-716420,0,1230328,0,-2079227,0,3460416,0,
 -5677816,0,9198424,0,-14729608,0,23328520,0,
 -36567242,0,56774712,0]

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Last modified January 21 19:37 EST 2019. Contains 319350 sequences. (Running on oeis4.)