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A103787 formatted as a simple table:

n a(n)
1 1
2 2
3 4
4 8
5 12
6 21
7 40
8 70
9 117
10 263
11 450
12 703
13 1385
14 2423
15 5501
16 8617
17 18249
18 29352
19 61970
20 103568
21 209309
22 404977

[1,2,4,8,12,21,40,70,117,263,450,703,1385,2423,
 5501,8617,18249,29352,61970,103568,209309,404977]

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


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