A002560
formatted as a simple table:
n
a(n)
4
1
5
1
6
4
7
2
8
7
9
5
10
15
11
6
12
37
13
13
14
36
15
32
16
37
17
34
18
73
19
58
20
183
21
150
22
262
23
186
24
1009
25
420
26
707
27
703
28
760
29
1180
30
4639
[1,1,4,2,7,5,15,6,37,13,36,32,37,34,73,58,183,150, 262,186,1009,420,707,703,760,1180,4639]
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(
njas@research.att.com
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.
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