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A000690 formatted as a simple table:

n a(n)
0 1
1 2
2 3
3 4
4 7
5 13
6 24
7 44
8 83
9 157
10 297
11 567
12 1085
13 2086
14 4019
15 7766
16 15039
17 29181
18 56717
19 110408
20 215225
21 420076
22 820836
23 1605587
24 3143562
25 6160098
26 12080946

[1,2,3,4,7,13,24,44,83,157,297,567,1085,2086,4019,
 7766,15039,29181,56717,110408,215225,420076,
 820836,1605587,3143562,6160098,12080946]

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


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