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A177557 as a simple table

n a(n)
1 1
2 5
3 55
4 1062
5 31147
6 1313796
7 75373533
8 5661748406
9 539467979009
10 63618193828712
11 9098617148960622
12 1551945898935373561
13 311275951583298747596
14 72535753321856685723563

[1,5,55,1062,31147,1313796,75373533,5661748406,
 539467979009,63618193828712,9098617148960622,
 1551945898935373561,311275951583298747596,
 72535753321856685723563]

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Last modified October 27 00:02 EDT 2021. Contains 348270 sequences. (Running on oeis4.)