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A058181 as a simple table

n a(n)
0 1
1 0
2 -1
3 1
4 2
5 3
6 7
7 46
8 2109
9 4447835
10 19783236185116
11 391376433956083065015485621
12 153175513056180249189030531428945090978436751221570525 

[1,0,-1,1,2,3,7,46,2109,4447835,19783236185116,
 391376433956083065015485621,
 15317551305618024918903053142894509097843675122157\
 0525]

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Last modified May 10 15:26 EDT 2024. Contains 372387 sequences. (Running on oeis4.)