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A193545 as a simple table

n a(n)
0 1
1 0
2 -2
3 0
4 0
5 0
6 144
7 0
8 0
9 0
10 -96768
11 0
12 0
13 0
14 268240896
15 0
16 0
17 0
18 -2111592333312
19 0
20 0
21 0
22 37975288540299264
23 0
24 0
25 0
26 -1353569484565546795008
27 0
28 0
29 0
30 86498911610371173437669376
31 0
32 0
33 0
34 -9198407234012051081051108278272
35 0
36 0
37 0
38 1536583522302562247445395779495133184

[1,0,-2,0,0,0,144,0,0,0,-96768,0,0,0,268240896,0,
 0,0,-2111592333312,0,0,0,37975288540299264,0,0,0,
 -1353569484565546795008,0,0,0,
 86498911610371173437669376,0,0,0,
 -9198407234012051081051108278272,0,0,0,
 1536583522302562247445395779495133184]

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Last modified June 10 16:26 EDT 2023. Contains 363205 sequences. (Running on oeis4.)