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A004655 as a simple table

n a(n)
0 1
1 2
2 4
3 8
4 10
5 20
6 40
7 80
8 100
9 200
10 400
11 800
12 1000
13 2000
14 4000
15 8000
16 10000
17 20000
18 40000
19 80000
20 100000
21 200000
22 400000
23 800000
24 1000000
25 2000000
26 4000000
27 8000000
28 10000000
29 20000000
30 40000000
31 80000000

[1,2,4,8,10,20,40,80,100,200,400,800,1000,2000,
 4000,8000,10000,20000,40000,80000,100000,200000,
 400000,800000,1000000,2000000,4000000,8000000,
 10000000,20000000,40000000,80000000]

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Last modified May 18 11:24 EDT 2013. Contains 225419 sequences.