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A319583 as a simple table

n a(n)
1 0
2 1
3 3
4 5
5 15
6 17
7 51
8 85
9 255
10 257
11 273
12 771
13 819
14 1285
15 1365
16 3855
17 4095
18 4097
19 4369
20 12291
21 13107
22 20485
23 21845
24 61455
25 65535
26 65537
27 65793
28 69649
29 69905
30 196611
31 197379
32 208947
33 209715
34 327685
35 328965
36 348245
37 349525
38 983055
39 986895
40 1044735
41 1048575

[0,1,3,5,15,17,51,85,255,257,273,771,819,1285,
 1365,3855,4095,4097,4369,12291,13107,20485,21845,
 61455,65535,65537,65793,69649,69905,196611,197379,
 208947,209715,327685,328965,348245,349525,983055,
 986895,1044735,1048575]

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Last modified March 28 11:46 EDT 2024. Contains 371241 sequences. (Running on oeis4.)