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A330149 as a simple table

n a(n)
0 1
1 0
2 2
3 7
4 47
5 368
6 3494
7 38673
8 489341
9 6966344
10 110199090
11 1917589771
12 36402276107
13 748629861016
14 16580304397942
15 393443385034069
16 9958671117295737
17 267824225078212336
18 7626444798009902530
19 229232204568273395919
20 7252798333599466521575
21 240948882537990850397536

[1,0,2,7,47,368,3494,38673,489341,6966344,
 110199090,1917589771,36402276107,748629861016,
 16580304397942,393443385034069,9958671117295737,
 267824225078212336,7626444798009902530,
 229232204568273395919,7252798333599466521575,
 240948882537990850397536]

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Last modified May 16 20:35 EDT 2024. Contains 372555 sequences. (Running on oeis4.)