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A048173 as a simple table

n a(n)
1 1
2 2
3 12
4 122
5 1740
6 31922
7 715932
8 18978122
9 580513260

[1,2,12,122,1740,31922,715932,18978122,580513260]

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Last modified March 26 06:48 EDT 2019. Contains 321481 sequences. (Running on oeis4.)