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A189398 as a simple table

n a(n)
1 2
2 4
3 8
4 16
5 32
6 64
7 128
8 256
9 512
10 2
11 6
12 18
13 54
14 162
15 486
16 1458
17 4374
18 13122
19 39366
20 4
21 12
22 36
23 108
24 324
25 972
26 2916
27 8748
28 26244
29 78732
30 8
31 24
32 72
33 216
34 648
35 1944
36 5832
37 17496
38 52488
39 157464
40 16
41 48
42 144
43 432
44 1296
45 3888
46 11664
47 34992
48 104976
49 314928
50 32

[2,4,8,16,32,64,128,256,512,2,6,18,54,162,486,
 1458,4374,13122,39366,4,12,36,108,324,972,2916,
 8748,26244,78732,8,24,72,216,648,1944,5832,17496,
 52488,157464,16,48,144,432,1296,3888,11664,34992,
 104976,314928,32]

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Last modified August 22 20:38 EDT 2019. Contains 326188 sequences. (Running on oeis4.)