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A059356 as a simple table

n a(n)
2 1
3 9
4 59
5 450
6 3394
7 30912
8 293292
9 3032208
10 36290736
11 433762560
12 5925016800
13 83648747520
14 1335385128960
15 20323375994880
16 376785057196800
17 6493118120294400
18 132672192555571200
19 2513351450024755200
20 56577426980420505600
21 1188283280226545664000
22 29682641812682686464000
23 658094690655791972352000

[1,9,59,450,3394,30912,293292,3032208,36290736,
 433762560,5925016800,83648747520,1335385128960,
 20323375994880,376785057196800,6493118120294400,
 132672192555571200,2513351450024755200,
 56577426980420505600,1188283280226545664000,
 29682641812682686464000,658094690655791972352000]

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Last modified January 19 18:13 EST 2020. Contains 331051 sequences. (Running on oeis4.)