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A004025 formatted as a simple table:

n a(n)
0 2
1 4
2 0
3 0
4 8
5 8
6 0
7 0
8 10
9 8
10 0
11 0
12 8
13 16
14 0
15 0
16 16
17 12
18 0
19 0
20 16
21 8
22 0
23 0
24 10
25 24
26 0
27 0
28 24
29 16
30 0
31 0
32 16
33 16
34 0
35 0
36 8
37 24
38 0
39 0
40 32
41 16
42 0
43 0
44 24
45 16
46 0
47 0
48 18
49 28
50 0
51 0
52 24
53 32
54 0
55 0
56 16
57 8
58 0 

[2,4,0,0,8,8,0,0,10,8,0,0,8,16,0,0,16,12,0,0,16,8,
 0,0,10,24,0,0,24,16,0,0,16,16,0,0,8,24,0,0,32,16,
 0,0,24,16,0,0,18,28,0,0,24,32,0,0,16,8,0]

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

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