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A132465 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 1
8 63
9 1232
10 13104
11 94500
12 518364
13 2317392
14 8833968
15 29630601
16 89464375
17 247351104
18 634542272
19 1526183568
20 3470399856
21 7511688000
22 15564217536
23 31016698713
24 59686024167
25 111284511184
26 201628350000
27 355896440900
28 613353440700
29 1034083486800

[0,0,0,0,0,0,1,63,1232,13104,94500,518364,2317392,
 8833968,29630601,89464375,247351104,634542272,
 1526183568,3470399856,7511688000,15564217536,
 31016698713,59686024167,111284511184,201628350000,
 355896440900,613353440700,1034083486800]

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Last modified September 18 12:28 EDT 2020. Contains 337169 sequences. (Running on oeis4.)