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A065054 formatted as a simple table:

n a(n)
1 0
2 1
3 2
4 6
5 10
6 19
7 38
8 75
9 133
10 247
11 453
12 843
13 1520
14 2751
15 5043
16 9317
17 17220
18 31221
19 57070
20 99737
21 181693
22 328254
23 589930 

[0,1,2,6,10,19,38,75,133,247,453,843,1520,2751,
 5043,9317,17220,31221,57070,99737,181693,328254,
 589930]

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

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