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A157968 as a simple table

n a(n)
0 0
1 1
2 15
3 63
4 127
5 255
6 511
7 1023
8 4095
9 16383
10 32767
11 65535
12 262143
13 1048575
14 2097151
15 4194303
16 16777215
17 33554431
18 67108863
19 134217727
20 268435455
21 1073741823
22 4294967295

[0,1,15,63,127,255,511,1023,4095,16383,32767,
 65535,262143,1048575,2097151,4194303,16777215,
 33554431,67108863,134217727,268435455,1073741823,
 4294967295]

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Last modified May 15 09:20 EDT 2024. Contains 372540 sequences. (Running on oeis4.)