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A014307 formatted as a simple table:

n a(n)
0 1
1 1
2 2
3 7
4 35
5 226
6 1787
7 16717
8 180560
9 2211181
10 30273047
11 458186752
12 7596317885
13 136907048461
14 2665084902482
15 55726440112987
16 1245661569161135
17 29642264728189066
18 748158516941653967
19 19962900431638852297

[1,1,2,7,35,226,1787,16717,180560,2211181,
 30273047,458186752,7596317885,136907048461,
 2665084902482,55726440112987,1245661569161135,
 29642264728189066,748158516941653967,
 19962900431638852297]

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Last modified December 13 23:45 EST 2009. Contains 170824 sequences.


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