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A290152 as a simple table

n a(n)
3 1
4 168
5 -12636
6 392832
7 -7335174
8 92207808
9 -804651624
10 4626614784
11 -11834988165
12 -73870961696
13 1115908456740
14 -7498139072256
15 32630722986078
16 -90379426346496
17 94395618447768
18 450271639673856
19 -2625847472007243
20 6203580643521072
21 -3151366507609936

[1,168,-12636,392832,-7335174,92207808,-804651624,
 4626614784,-11834988165,-73870961696,
 1115908456740,-7498139072256,32630722986078,
 -90379426346496,94395618447768,450271639673856,
 -2625847472007243,6203580643521072,
 -3151366507609936]

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Last modified August 12 10:21 EDT 2024. Contains 375092 sequences. (Running on oeis4.)