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A247920 as a simple table

n a(n)
0 1
1 -1
2 0
3 1
4 -1
5 1
6 -1
7 0
8 2
9 -3
10 2
11 0
12 -2
13 4
14 -5
15 3
16 2
17 -7
18 9
19 -7
20 1
21 8
22 -16
23 17
24 -8
25 -8
26 24
27 -32
28 25
29 -1
30 -32
31 57
32 -57
33 25
34 31
35 -88
36 114
37 -83
38 -6
39 120
40 -202
41 196
42 -77
43 -125
44 322
45 -399
46 273
47 49
48 -447
49 720
50 -672
51 225
52 496
53 -1168
54 1392
55 -896
56 -271
57 1663
58 -2560

[1,-1,0,1,-1,1,-1,0,2,-3,2,0,-2,4,-5,3,2,-7,9,-7,
 1,8,-16,17,-8,-8,24,-32,25,-1,-32,57,-57,25,31,
 -88,114,-83,-6,120,-202,196,-77,-125,322,-399,273,
 49,-447,720,-672,225,496,-1168,1392,-896,-271,
 1663,-2560]

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Last modified February 26 13:59 EST 2021. Contains 341632 sequences. (Running on oeis4.)