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A126223 formatted as a simple table:

n a(n)
0 0
1 1
2 2
3 7
4 26
5 98
6 372
7 1419
8 5434
9 20878
10 80444
11 310726
12 1202852
13 4665412
14 18126760
15 70538355
16 274877370
17 1072515990
18 4189573740
19 16383007410
20 64126407180
21 251226790620
22 985033185240
23 3865138313790
24 15176957307876

[0,1,2,7,26,98,372,1419,5434,20878,80444,310726,
 1202852,4665412,18126760,70538355,274877370,
 1072515990,4189573740,16383007410,64126407180,
 251226790620,985033185240,3865138313790,
 15176957307876]

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Last modified December 3 22:15 EST 2009. Contains 170310 sequences.


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