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A177397 as a simple table

n a(n)
1 1
2 2
3 20
4 316
5 6312
6 146256
7 3765792
8 105104272
9 3130299744
10 98434722240
11 3243746014592
12 111400312737152
13 3970597596057856
14 146403897677390336
15 5570169496704513024
16 218228733514994839808
17 8789314898568643716608

[1,2,20,316,6312,146256,3765792,105104272,
 3130299744,98434722240,3243746014592,
 111400312737152,3970597596057856,
 146403897677390336,5570169496704513024,
 218228733514994839808,8789314898568643716608]

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Last modified July 21 18:17 EDT 2024. Contains 374475 sequences. (Running on oeis4.)