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A086612 as a simple table

n a(n)
0 1
1 1
2 1
3 -1
4 2
5 2
6 -2
7 -1
8 6
9 5
10 -1
11 -6
12 0
13 20
14 14
15 0
16 -5
17 -22
18 10
19 70
20 42
21 0
22 2
23 -30
24 -80
25 70
26 252
27 132
28 0
29 6
30 6
31 -165
32 -280
33 378
34 924
35 429
36 0
37 4
38 52
39 -20
40 -840
41 -924
42 1848
43 3432
44 1430
45 0
46 1
47 48
48 330
49 -406
50 -4032
51 -2772
52 8580
53 12870
54 4862
55 0
56 0
57 0
58 440
59 1750
60 -3528
61 -18480
62 -6864
63 38610
64 48620
65 16796

[1,1,1,-1,2,2,-2,-1,6,5,-1,-6,0,20,14,0,-5,-22,10,
 70,42,0,2,-30,-80,70,252,132,0,6,6,-165,-280,378,
 924,429,0,4,52,-20,-840,-924,1848,3432,1430,0,1,
 48,330,-406,-4032,-2772,8580,12870,4862,0,0,0,440,
 1750,-3528,-18480,-6864,38610,48620,16796]

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Last modified March 29 05:43 EDT 2024. Contains 371264 sequences. (Running on oeis4.)