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A122189 as a simple table

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 1
7 1
8 2
9 4
10 8
11 16
12 32
13 64
14 127
15 253
16 504
17 1004
18 2000
19 3984
20 7936
21 15808
22 31489
23 62725
24 124946
25 248888
26 495776
27 987568
28 1967200
29 3918592
30 7805695
31 15548665
32 30972384
33 61695880
34 122895984
35 244804400
36 487641600
37 971364608
38 1934923521

[0,0,0,0,0,0,1,1,2,4,8,16,32,64,127,253,504,1004,
 2000,3984,7936,15808,31489,62725,124946,248888,
 495776,987568,1967200,3918592,7805695,15548665,
 30972384,61695880,122895984,244804400,487641600,
 971364608,1934923521]

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Last modified April 19 07:38 EDT 2024. Contains 371782 sequences. (Running on oeis4.)