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A186890 as a simple table

n a(n)
1 1
2 3
3 7
4 9
5 11
6 15
7 27
8 31
9 49
10 59
11 63
12 123
13 127
14 135
15 177
16 201
17 225
18 251
19 255
20 287
21 297
22 363
23 377
24 433
25 441
26 507
27 511
28 567
29 729
30 855
31 945
32 961
33 1019
34 1023
35 1401
36 1969
37 2043
38 2047
39 3087
40 3135
41 3143
42 3449
43 3969
44 4017
45 4091
46 4095
47 5929
48 7545
49 8113
50 8187
51 8191

[1,3,7,9,11,15,27,31,49,59,63,123,127,135,177,201,
 225,251,255,287,297,363,377,433,441,507,511,567,
 729,855,945,961,1019,1023,1401,1969,2043,2047,
 3087,3135,3143,3449,3969,4017,4091,4095,5929,7545,
 8113,8187,8191]

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Last modified July 11 14:43 EDT 2024. Contains 374234 sequences. (Running on oeis4.)