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A066781 as a simple table

n a(n)
1 2
2 2
3 4
4 4
5 16
6 4
7 64
8 16
9 64
10 16
11 1024
12 16
13 4096
14 64
15 256
16 256
17 65536
18 64
19 262144
20 256
21 4096
22 1024
23 4194304
24 256
25 1048576
26 4096
27 262144
28 4096
29 268435456
30 256
31 1073741824
32 65536
33 1048576
34 65536
35 16777216
36 4096
37 68719476736
38 262144
39 16777216
40 65536

[2,2,4,4,16,4,64,16,64,16,1024,16,4096,64,256,256,
 65536,64,262144,256,4096,1024,4194304,256,1048576,
 4096,262144,4096,268435456,256,1073741824,65536,
 1048576,65536,16777216,4096,68719476736,262144,
 16777216,65536]

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Last modified May 18 16:58 EDT 2024. Contains 372664 sequences. (Running on oeis4.)