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A281297 as a simple table

n a(n)
3 1
4 0
5 4
6 0
7 4
8 10
9 0
10 4
11 24
12 20
13 0
14 4
15 42
16 84
17 35
18 0
19 4
20 64
21 224
22 224
23 56
24 0
25 4
26 90
27 480
28 840
29 504
30 84
31 0
32 4
33 120
34 900
35 2400
36 2520
37 1008
38 120
39 0
40 4
41 154
42 1540
43 5775
44 9240
45 6468
46 1848
47 165
48 0
49 4
50 192
51 2464
52 12320
53 27720
54 29568
55 14784
56 3168
57 220
58 0
59 4
60 234
61 3744
62 24024
63 72072
64 108108
65 82368
66 30888
67 5148

[1,0,4,0,4,10,0,4,24,20,0,4,42,84,35,0,4,64,224,
 224,56,0,4,90,480,840,504,84,0,4,120,900,2400,
 2520,1008,120,0,4,154,1540,5775,9240,6468,1848,
 165,0,4,192,2464,12320,27720,29568,14784,3168,220,
 0,4,234,3744,24024,72072,108108,82368,30888,5148]

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Last modified April 19 03:28 EDT 2024. Contains 371782 sequences. (Running on oeis4.)