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A145900 as a simple table

n a(n)
2 1
3 -1
4 4
5 -8
6 4
7 10
8 -20
9 -12
10 34
11 -12
12 20
13 -40
14 -52
15 72
16 84
17 -116
18 32
19 35
20 -70
21 -95
22 -52
23 130
24 328
25 63
26 -224
27 -387
28 352
29 -80
30 56
31 -112
32 -156
33 -180
34 212
35 560
36 304
37 348
38 -380
39 -1416
40 -540
41 640
42 1464
43 -992
44 192

[1,-1,4,-8,4,10,-20,-12,34,-12,20,-40,-52,72,84,
 -116,32,35,-70,-95,-52,130,328,63,-224,-387,352,
 -80,56,-112,-156,-180,212,560,304,348,-380,-1416,
 -540,640,1464,-992,192]

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Last modified August 10 08:28 EDT 2020. Contains 336368 sequences. (Running on oeis4.)