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A099174 formatted as a simple table:

n a(n)
0 1
1 0
2 1
3 1
4 0
5 1
6 0
7 3
8 0
9 1
10 3
11 0
12 6
13 0
14 1
15 0
16 15
17 0
18 10
19 0
20 1
21 15
22 0
23 45
24 0
25 15
26 0
27 1
28 0
29 105
30 0
31 105
32 0
33 21
34 0
35 1
36 105
37 0
38 420
39 0
40 210
41 0
42 28
43 0
44 1
45 0
46 945
47 0
48 1260
49 0
50 378
51 0
52 36
53 0
54 1
55 945
56 0
57 4725
58 0
59 3150
60 0
61 630
62 0
63 45
64 0
65 1
66 0
67 10395
68 0
69 17325
70 0
71 6930
72 0
73 990
74 0
75 55

[1,0,1,1,0,1,0,3,0,1,3,0,6,0,1,0,15,0,10,0,1,15,0,
 45,0,15,0,1,0,105,0,105,0,21,0,1,105,0,420,0,210,
 0,28,0,1,0,945,0,1260,0,378,0,36,0,1,945,0,4725,0,
 3150,0,630,0,45,0,1,0,10395,0,17325,0,6930,0,990,
 0,55]

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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