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A200378 as a simple table

n a(n)
0 1
1 6
2 36
3 222
4 1446
5 10116
6 75924
7 602256
8 4958352
9 41783046
10 357442416
11 3091766904
12 26991194550
13 237605649780
14 2107693469880
15 18826297197444
16 169203629332230
17 1529098507275372
18 13885733651626548
19 126641707880226888
20 1159483975207373952
21 10652962589325269040
22 98187525261135608400

[1,6,36,222,1446,10116,75924,602256,4958352,
 41783046,357442416,3091766904,26991194550,
 237605649780,2107693469880,18826297197444,
 169203629332230,1529098507275372,
 13885733651626548,126641707880226888,
 1159483975207373952,10652962589325269040,
 98187525261135608400]

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Last modified April 24 02:28 EDT 2024. Contains 371917 sequences. (Running on oeis4.)