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A287846 as a simple table

n a(n)
0 1
1 1
2 0
3 2
4 0
5 4
6 6
7 8
8 24
9 52
10 96
11 212
12 504
13 1072
14 2352
15 5288
16 11928
17 26800
18 60336
19 136304
20 308928
21 701248
22 1593120
23 3622016
24 8245008
25 18787360
26 42836928
27 97724384
28 223052784
29 509338816
30 1163512032
31 2658731648
32 6077117376
33 13893874624
34 31771515648

[1,1,0,2,0,4,6,8,24,52,96,212,504,1072,2352,5288,
 11928,26800,60336,136304,308928,701248,1593120,
 3622016,8245008,18787360,42836928,97724384,
 223052784,509338816,1163512032,2658731648,
 6077117376,13893874624,31771515648]

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Last modified April 24 18:17 EDT 2024. Contains 371962 sequences. (Running on oeis4.)