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A005177 formatted as a simple table:

n a(n)
1 1
2 1
3 1
4 2
5 2
6 5
7 4
8 17
9 22
10 167
11 539
12 18979
13 389436
14 50314796
15 2942198440
16 1698517036411

[1,1,1,2,2,5,4,17,22,167,539,18979,389436,
 50314796,2942198440,1698517036411]

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Last modified December 21 10:15 EST 2009. Contains 171081 sequences.


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