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A122573 formatted as a simple table:

n a(n)
1 1
2 1
3 1
4 1
5 3
6 3
7 11
8 11
9 41
10 41
11 153
12 153
13 571
14 571
15 2131
16 2131
17 7953
18 7953
19 29681
20 29681
21 110771
22 110771
23 413403
24 413403
25 1542841
26 1542841
27 5757961
28 5757961
29 21489003
30 21489003
31 80198051
32 80198051
33 299303201
34 299303201
35 1117014753

[1,1,1,1,3,3,11,11,41,41,153,153,571,571,2131,
 2131,7953,7953,29681,29681,110771,110771,413403,
 413403,1542841,1542841,5757961,5757961,21489003,
 21489003,80198051,80198051,299303201,299303201,
 1117014753]

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Last modified December 7 23:50 EST 2009. Contains 170430 sequences.


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