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A218378 as a simple table

n a(n)
0 1
1 1
2 1
3 5
4 17
5 769
6 4609
7 1882805
8 15138593
9 66365067361
10 664157177281
11 35645315131333445
12 427773958289546417
13 301274983519644591252769
14 4217875813061550908307649
15 40527712572140444650575170520245
16 648443738687003872454538321727553

[1,1,1,5,17,769,4609,1882805,15138593,66365067361,
 664157177281,35645315131333445,427773958289546417,
 301274983519644591252769,
 4217875813061550908307649,
 40527712572140444650575170520245,
 648443738687003872454538321727553]

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Last modified May 21 13:22 EDT 2024. Contains 372736 sequences. (Running on oeis4.)