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A197800 as a simple table

n a(n)
1 2
2 16
3 102
4 596
5 3713
6 22742
7 139212
8 853186
9 5231300
10 32071177
11 196597389
12 1205159672
13 7387795113
14 45288409942
15 277625447176
16 1701887549750
17 10432835696321
18 63954921521562
19 392053737458675
20 2403351095713061

[2,16,102,596,3713,22742,139212,853186,5231300,
 32071177,196597389,1205159672,7387795113,
 45288409942,277625447176,1701887549750,
 10432835696321,63954921521562,392053737458675,
 2403351095713061]

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Last modified August 13 05:48 EDT 2024. Contains 375113 sequences. (Running on oeis4.)