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A095804 as a simple table

n a(n)
0 0
1 4
2 8
3 20
4 44
5 88
6 180
7 360
8 724
9 1448
10 2896
11 5792
12 11584
13 23168
14 46340
15 92680
16 185360
17 370724
18 741452
19 1482908
20 2965820
21 5931640
22 11863280
23 23726564
24 47453132
25 94906264
26 189812528
27 379625060
28 759250124
29 1518500248

[0,4,8,20,44,88,180,360,724,1448,2896,5792,11584,
 23168,46340,92680,185360,370724,741452,1482908,
 2965820,5931640,11863280,23726564,47453132,
 94906264,189812528,379625060,759250124,1518500248]

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Last modified May 27 21:52 EDT 2024. Contains 372882 sequences. (Running on oeis4.)