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A113440 formatted as a simple table:

n a(n)
0 1
1 2
2 8
3 34
4 146
5 627
6 2689
7 11521
8 49337
9 211233
10 904306
11 3871305
12 16572812
13 70947073
14 303719624
15 1300203634
16 5566087073
17 23828058969
18 102006385362
19 436682772844
20 1869410868456
21 8002827727921
22 34259590954322

[1,2,8,34,146,627,2689,11521,49337,211233,904306,
 3871305,16572812,70947073,303719624,1300203634,
 5566087073,23828058969,102006385362,436682772844,
 1869410868456,8002827727921,34259590954322]

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Last modified December 1 13:27 EST 2009. Contains 167806 sequences.


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