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A231110 as a simple table

n a(n)
1 0
2 0
3 42
4 438
5 4674
6 53530
7 616562
8 7084870
9 81402688
10 935286238
11 10746062272
12 123467810184
13 1418593781388
14 16299052416028
15 187269334301006
16 2151646785715718
17 24721526971823592
18 284040066485994938

[0,0,42,438,4674,53530,616562,7084870,81402688,
 935286238,10746062272,123467810184,1418593781388,
 16299052416028,187269334301006,2151646785715718,
 24721526971823592,284040066485994938]

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Last modified July 24 20:26 EDT 2021. Contains 346273 sequences. (Running on oeis4.)