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A258392 as a simple table

n a(n)
4 14
5 420
6 8580
7 150150
8 2432430
9 37777740
10 572827580
11 8568059500
12 127199546012
13 1881416537000
14 27792098497800
15 410634370077750
16 6074408847920670
17 90017212151219100
18 1336818529866319500
19 19898794932394570500
20 296909055625560798420
21 4440849374395184751000

[14,420,8580,150150,2432430,37777740,572827580,
 8568059500,127199546012,1881416537000,
 27792098497800,410634370077750,6074408847920670,
 90017212151219100,1336818529866319500,
 19898794932394570500,296909055625560798420,
 4440849374395184751000]

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Last modified June 24 22:23 EDT 2021. Contains 345445 sequences. (Running on oeis4.)