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A357028 as a simple table

n a(n)
0 1
1 0
2 2
3 6
4 82
5 820
6 13568
7 235368
8 5111748
9 123205248
10 3404436312
11 103998026880
12 3516027852456
13 129715202957184
14 5198615642907360
15 224652658604613120
16 10419411912935774736
17 516120552745366247424
18 27198524267826237745824

[1,0,2,6,82,820,13568,235368,5111748,123205248,
 3404436312,103998026880,3516027852456,
 129715202957184,5198615642907360,
 224652658604613120,10419411912935774736,
 516120552745366247424,27198524267826237745824]

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Last modified August 4 13:17 EDT 2024. Contains 374921 sequences. (Running on oeis4.)