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A133580 as a simple table

n a(n)
0 1
1 1
2 3
3 1
4 3
5 7
6 15
7 31
8 63
9 7
10 15
11 31
12 63
13 127
14 255
15 17
16 35
17 71
18 143
19 287
20 575
21 1151
22 2303
23 4607
24 9215
25 1843
26 3687
27 1229
28 2459
29 4919
30 9839
31 19679
32 39359
33 78719
34 157439
35 314879
36 629759
37 1259519
38 2519039
39 5038079
40 10076159
41 20152319
42 40304639

[1,1,3,1,3,7,15,31,63,7,15,31,63,127,255,17,35,71,
 143,287,575,1151,2303,4607,9215,1843,3687,1229,
 2459,4919,9839,19679,39359,78719,157439,314879,
 629759,1259519,2519039,5038079,10076159,20152319,
 40304639]

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Last modified March 29 08:08 EDT 2024. Contains 371265 sequences. (Running on oeis4.)