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A130717 as a simple table

n a(n)
0 0
1 1
2 -1
3 0
4 0
5 2
6 -3
7 1
8 0
9 3
10 -5
11 2
12 0
13 4
14 -7
15 3
16 0
17 5
18 -9
19 4
20 0
21 6
22 -11
23 5
24 0
25 7
26 -13
27 6
28 0
29 8
30 -15
31 7
32 0
33 9
34 -17
35 8
36 0
37 10
38 -19
39 9
40 0
41 11
42 -21
43 10
44 0
45 12
46 -23
47 11
48 0
49 13
50 -25
51 12
52 0
53 14
54 -27
55 13
56 0
57 15
58 -29
59 14
60 0
61 16
62 -31
63 15
64 0
65 17
66 -33
67 16
68 0
69 18
70 -35
71 17
72 0
73 19
74 -37
75 18
76 0
77 20
78 -39
79 19
80 0
81 21
82 -41
83 20

[0,1,-1,0,0,2,-3,1,0,3,-5,2,0,4,-7,3,0,5,-9,4,0,6,
 -11,5,0,7,-13,6,0,8,-15,7,0,9,-17,8,0,10,-19,9,0,
 11,-21,10,0,12,-23,11,0,13,-25,12,0,14,-27,13,0,
 15,-29,14,0,16,-31,15,0,17,-33,16,0,18,-35,17,0,
 19,-37,18,0,20,-39,19,0,21,-41,20]

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Last modified March 28 11:46 EDT 2024. Contains 371241 sequences. (Running on oeis4.)