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A299355 as a simple table

n a(n)
1 1
2 8
3 70
4 649
5 8269
6 121386
7 2195326
8 55671460
9 2065637548
10 105768593369
11 7817766240120
12 873950649404684
13 140851588459236089

[1,8,70,649,8269,121386,2195326,55671460,
 2065637548,105768593369,7817766240120,
 873950649404684,140851588459236089]

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Last modified September 30 08:54 EDT 2022. Contains 357104 sequences. (Running on oeis4.)