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A055758 as a simple table

n a(n)
0 1
1 0
2 0
3 16
4 206
5 0
6 0
7 30976
8 128436
9 0
10 0
11 3694512
12 9187672
13 0
14 0
15 95530752
16 188181918
17 0
18 0
19 1143410224
20 1959966600
21 0
22 0
23 8506404096
24 13292144712
25 0
26 0
27 45760510784
28 67075409984
29 0
30 0
31 195395738112
32 272568519828
33 0
34 0

[1,0,0,16,206,0,0,30976,128436,0,0,3694512,
 9187672,0,0,95530752,188181918,0,0,1143410224,
 1959966600,0,0,8506404096,13292144712,0,0,
 45760510784,67075409984,0,0,195395738112,
 272568519828,0,0]

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Last modified September 16 23:59 EDT 2024. Contains 375984 sequences. (Running on oeis4.)