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A115607 as a simple table

n a(n)
1 1
2 -1
3 4
4 -1
5 6
6 -4
7 8
8 -1
9 13
10 -6
11 12
12 -4
13 14
14 -8
15 24
16 -1
17 18
18 -13
19 20
20 -6
21 32
22 -12
23 24
24 -4
25 31
26 -14
27 40
28 -8
29 30
30 -24
31 32
32 -1
33 48
34 -18
35 48
36 -13
37 38
38 -20
39 56
40 -6
41 42
42 -32
43 44
44 -12
45 78
46 -24
47 48
48 -4
49 57
50 -31
51 72
52 -14
53 54
54 -40
55 72
56 -8
57 80
58 -30
59 60
60 -24
61 62
62 -32
63 104
64 -1
65 84
66 -48
67 68
68 -18
69 96
70 -48
71 72
72 -13
73 74
74 -38
75 124

[1,-1,4,-1,6,-4,8,-1,13,-6,12,-4,14,-8,24,-1,18,
 -13,20,-6,32,-12,24,-4,31,-14,40,-8,30,-24,32,-1,
 48,-18,48,-13,38,-20,56,-6,42,-32,44,-12,78,-24,
 48,-4,57,-31,72,-14,54,-40,72,-8,80,-30,60,-24,62,
 -32,104,-1,84,-48,68,-18,96,-48,72,-13,74,-38,124]

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Last modified September 5 19:15 EDT 2024. Contains 375700 sequences. (Running on oeis4.)