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A368733 as a simple table

n a(n)
0 1
1 1
2 4
3 22
4 148
5 1132
6 9484
7 85066
8 804556
9 7939738
10 81128800
11 853424464
12 9201391456
13 101327618056
14 1136518296892
15 12954283592578
16 149770265417692
17 1753615603901818
18 20766700361401336
19 248449277456597908
20 3000039734827403608
21 36532024054221028576
22 448294209318801516064

[1,1,4,22,148,1132,9484,85066,804556,7939738,
 81128800,853424464,9201391456,101327618056,
 1136518296892,12954283592578,149770265417692,
 1753615603901818,20766700361401336,
 248449277456597908,3000039734827403608,
 36532024054221028576,448294209318801516064]

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Last modified August 23 14:02 EDT 2024. Contains 375396 sequences. (Running on oeis4.)