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A221653 as a simple table

n a(n)
1 2
2 24
3 230
4 2594
5 28478
6 313721
7 3449644
8 37942960
9 417316514
10 4589956344
11 50483589902
12 555254580431
13 6107085156536
14 67170072001106
15 738784285695336
16 8125675702282959
17 89371968083241970
18 982976551394628990

[2,24,230,2594,28478,313721,3449644,37942960,
 417316514,4589956344,50483589902,555254580431,
 6107085156536,67170072001106,738784285695336,
 8125675702282959,89371968083241970,
 982976551394628990]

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Last modified April 25 04:42 EDT 2024. Contains 371964 sequences. (Running on oeis4.)