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A001989 formatted as a simple table:

n a(n)
3 1
4 1
5 5
6 7
7 7
8 7
9 9
10 53
11 73
12 83
13 83
14 83
15 157
16 157
17 185
18 185
19 185
20 1927
21 2295
22 2273
23 5313
24 5313
25 7173
26 9529
27 18545
28 18545
29 18545
30 18545
31 22635
32 22635
33 66011
34 121725
35 344909
36 344909

[1,1,5,7,7,7,9,53,73,83,83,83,157,157,185,185,185,
 1927,2295,2273,5313,5313,7173,9529,18545,18545,
 18545,18545,22635,22635,66011,121725,344909,
 344909]

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


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