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A337042 as a simple table

n a(n)
0 1
1 0
2 6
3 36
4 324
5 3456
6 43416
7 618192
8 9778320
9 169827840
10 3210376032
11 65540155968
12 1435094563392
13 33510354739200
14 830486180748672
15 21756166766173440
16 600339119317643520
17 17394883290643709952
18 527782830161632077312
19 16727350847049194775552 

[1,0,6,36,324,3456,43416,618192,9778320,169827840,
 3210376032,65540155968,1435094563392,
 33510354739200,830486180748672,21756166766173440,
 600339119317643520,17394883290643709952,
 527782830161632077312,16727350847049194775552]

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Last modified September 19 19:40 EDT 2024. Contains 376014 sequences. (Running on oeis4.)