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A107769 formatted as a simple table:

n a(n)
0 0
1 1
2 2
3 8
4 19
5 54
6 130
7 334
8 806
9 1995
10 4816
11 11746
12 28357
13 68748
14 165972
15 401388
16 969036
17 2341141
18 5652014
19 13649228 

[0,1,2,8,19,54,130,334,806,1995,4816,11746,28357,
 68748,165972,401388,969036,2341141,5652014,
 13649228]

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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