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A086219 as a simple table

n a(n)
0 0
1 2
2 5
3 11
4 23
5 47
6 95
7 191
8 383
9 767
10 1535
11 3071
12 6143
13 12287
14 24575
15 49151
16 98303 

[0,2,5,11,23,47,95,191,383,767,1535,3071,6143,
 12287,24575,49151,98303]

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Last modified April 19 17:39 EDT 2024. Contains 371797 sequences. (Running on oeis4.)