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A253891 as a simple table

n a(n)
0 0
1 1
2 7
3 3
4 6
5 63
6 15
7 2
8 1023
9 32767
10 13
11 11
12 255
13 511
14 127
15 31
16 28
17 507
18 134217727
19 8388606
20 524287
21 17179869183
22 60
23 16777215
24 16383
25 8388607
26 65535
27 510
28 62
29 4095
30 4
31 14
32 1073741823
33 33554429
34 223
35 12855504354071922204335696738729300820177623950262342682411007
36 16381
37 268435451
38 19807040628566084398385987583
39 8589934589
40 55

[0,1,7,3,6,63,15,2,1023,32767,13,11,255,511,127,
 31,28,507,134217727,8388606,524287,17179869183,60,
 16777215,16383,8388607,65535,510,62,4095,4,14,
 1073741823,33554429,223,
 12855504354071922204335696738729300820177623950262\
 342682411007,16381,268435451,
 19807040628566084398385987583,8589934589,55]

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Last modified April 26 19:10 EDT 2024. Contains 372004 sequences. (Running on oeis4.)