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A058568 as a simple table

n a(n)
-1 1
0 0
1 1
2 -2
3 4
4 -4
5 5
6 -6
7 9
8 -12
9 13
10 -18
11 25
12 -28
13 33
14 -44
15 54
16 -64
17 74
18 -92
19 114
20 -132
21 155
22 -186
23 224
24 -260
25 303
26 -360
27 424
28 -488
29 565
30 -662
31 770
32 -888
33 1018
34 -1180
35 1366
36 -1560
37 1780
38 -2048
39 2345
40 -2668
41 3034
42 -3460
43 3946
44 -4468
45 5052
46 -5734
47 6502
48 -7328
49 8255
50 -9320
51 10512
52 -11808

[1,0,1,-2,4,-4,5,-6,9,-12,13,-18,25,-28,33,-44,54,
 -64,74,-92,114,-132,155,-186,224,-260,303,-360,
 424,-488,565,-662,770,-888,1018,-1180,1366,-1560,
 1780,-2048,2345,-2668,3034,-3460,3946,-4468,5052,
 -5734,6502,-7328,8255,-9320,10512,-11808]

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Last modified February 21 15:34 EST 2019. Contains 320374 sequences. (Running on oeis4.)