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A007974 as a simple table

n a(n)
3 1
4 6
5 52
6 389
7 2539
8 16604
9 105365
10 654030
11 3900116

[1,6,52,389,2539,16604,105365,654030,3900116]

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Last modified April 23 09:22 EDT 2024. Contains 371905 sequences. (Running on oeis4.)