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A182390 as a simple table

n a(n)
0 0
1 1
2 0
3 3
4 8
5 45
6 264
7 1855
8 14832
9 133497
10 1334960
11 14684571
12 176214856
13 2290793125
14 32071103752
15 481066556279
16 7697064900448
17 130850103307633
18 2355301859537376
19 44750735331210163
20 895014706624203240
21 18795308839108268061
22 413496794460381897320

[0,1,0,3,8,45,264,1855,14832,133497,1334960,
 14684571,176214856,2290793125,32071103752,
 481066556279,7697064900448,130850103307633,
 2355301859537376,44750735331210163,
 895014706624203240,18795308839108268061,
 413496794460381897320]

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Last modified August 11 14:42 EDT 2024. Contains 375072 sequences. (Running on oeis4.)