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A367074 as a simple table

n a(n)
0 1
1 2
2 0
3 2
4 12
5 24
6 28
7 120
8 480
9 1056
10 2304
11 8448
12 27760
13 69600
14 191232
15 643104
16 1978560
17 5470080
18 16353792
19 52557312
20 159694848
21 468853760
22 1444300800
23 4549644288
24 13905927936
25 42219904512
26 131505807360
27 411672307200
28 1270614647808
29 3928681875456

[1,2,0,2,12,24,28,120,480,1056,2304,8448,27760,
 69600,191232,643104,1978560,5470080,16353792,
 52557312,159694848,468853760,1444300800,
 4549644288,13905927936,42219904512,131505807360,
 411672307200,1270614647808,3928681875456]

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Last modified August 14 07:30 EDT 2024. Contains 375146 sequences. (Running on oeis4.)