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A282579 as a simple table

n a(n)
0 1
1 0
2 4
3 0
4 20
5 0
6 84
7 0
8 340
9 0
10 1364
11 0
12 5460
13 0
14 21844
15 0
16 87380
17 0
18 349524
19 0
20 1398100
21 0
22 5592404
23 0
24 22369620
25 0
26 89478484
27 0
28 357913940
29 0
30 1431655764
31 0
32 5726623060
33 0
34 22906492244
35 0
36 91625968980
37 0
38 366503875924
39 0
40 1466015503700
41 0
42 5864062014804

[1,0,4,0,20,0,84,0,340,0,1364,0,5460,0,21844,0,
 87380,0,349524,0,1398100,0,5592404,0,22369620,0,
 89478484,0,357913940,0,1431655764,0,5726623060,0,
 22906492244,0,91625968980,0,366503875924,0,
 1466015503700,0,5864062014804]

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Last modified April 23 13:51 EDT 2024. Contains 371914 sequences. (Running on oeis4.)