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A137278 formatted as a simple table:

n a(n)
0 1
1 1
2 1
3 1
4 1
5 2
6 1
7 2
8 1
9 1
10 3
11 3
12 3
13 3
14 3
15 1
16 1
17 4
18 6
19 6
20 7
21 6
22 6
23 4
24 1
25 1
26 5
27 10
28 12
29 14
30 15
31 14
32 12
33 10
34 5
35 1
36 1
37 6
38 15
39 22
40 27
41 32
42 33
43 32
44 27
45 22
46 15
47 6
48 1
49 1
50 7
51 21
52 37
53 50
54 63
55 72
56 75
57 72
58 63
59 50
60 37
61 21
62 7
63 1
64 1
65 8
66 28
67 58
68 88
69 118
70 146
71 164
72 171
73 164
74 146
75 118
76 88
77 58
78 28
79 8
80 1 

[1,1,1,1,1,2,1,2,1,1,3,3,3,3,3,1,1,4,6,6,7,6,6,4,
 1,1,5,10,12,14,15,14,12,10,5,1,1,6,15,22,27,32,33,
 32,27,22,15,6,1,1,7,21,37,50,63,72,75,72,63,50,37,
 21,7,1,1,8,28,58,88,118,146,164,171,164,146,118,
 88,58,28,8,1]

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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