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A132960 as a simple table

n a(n)
1 1
2 0
3 3
4 2
5 25
6 94
7 721
8 3674
9 42561
10 291248
11 3628801
12 34254604
13 479001601
14 5337581534
15 88966701825
16 1140807642974
17 20922789888001
18 321094542593824
19 6402373705728001
20 109338195253235948
21 2457732174030848001

[1,0,3,2,25,94,721,3674,42561,291248,3628801,
 34254604,479001601,5337581534,88966701825,
 1140807642974,20922789888001,321094542593824,
 6402373705728001,109338195253235948,
 2457732174030848001]

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Last modified October 26 08:00 EDT 2021. Contains 348267 sequences. (Running on oeis4.)