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A097341 formatted as a simple table:

n a(n)
0 1
1 0
2 2
3 2
4 6
5 14
6 38
7 110
8 342
9 1134
10 3990
11 14830
12 58006
13 237998
14 1021462
15 4574318
16 21325462
17 103287598
18 518768406
19 2697426926
20 14498316182
21 80440333998
22 460112203798
23 2710038058862
24 16418576767126
25 102212840258094

[1,0,2,2,6,14,38,110,342,1134,3990,14830,58006,
 237998,1021462,4574318,21325462,103287598,
 518768406,2697426926,14498316182,80440333998,
 460112203798,2710038058862,16418576767126,
 102212840258094]

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Last modified December 4 15:11 EST 2009. Contains 170347 sequences.


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