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A170946 as a simple table

n a(n)
1 2
2 5
3 20
4 107
5 870
6 9436
7 122840
8 1863359
9 32019826
10 613981447
11 12989756316
12 300559406027
13 7550660328494
14 204687564072918
15 5955893472990664
16 185158932576089787
17 6125200100394894738
18 214837724735760642773

[2,5,20,107,870,9436,122840,1863359,32019826,
 613981447,12989756316,300559406027,7550660328494,
 204687564072918,5955893472990664,
 185158932576089787,6125200100394894738,
 214837724735760642773]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)