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A180988 as a simple table

n a(n)
1 2
2 1
3 3
4 0
5 4
6 4
7 0
8 3
9 10
10 5
11 0
12 1
13 21
14 20
15 6
16 0
17 0
18 33
19 85
20 35
21 7
22 0
23 0
24 34
25 330
26 260
27 56
28 8
29 0
30 0
31 21
32 1027
33 2051
34 666
35 84
36 9
37 0
38 0
39 7
40 2429
41 14610
42 9646
43 1506
44 120
45 10
46 0
47 0
48 1
49 4326
50 86669
51 140199
52 37527
53 3102
54 165
55 11
56 0
57 0
58 0
59 5848
60 417934
61 1820715
62 1042746
63 126889

[2,1,3,0,4,4,0,3,10,5,0,1,21,20,6,0,0,33,85,35,7,
 0,0,34,330,260,56,8,0,0,21,1027,2051,666,84,9,0,0,
 7,2429,14610,9646,1506,120,10,0,0,1,4326,86669,
 140199,37527,3102,165,11,0,0,0,5848,417934,
 1820715,1042746,126889]

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Last modified April 20 13:42 EDT 2014. Contains 240806 sequences.