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A086595 as a simple table

na(n)
11
21
32
42
512
64
772
872
9720
10576
1122032
127776
13476928
14400896
156352992
168515584
17805146624
18279023616
1936481536000
2023627980800
21881012367360
221065509240832
23192859121664000
2465362194432000
2510489384048435200
2612214493322854400
27981016943829811200
28937734333109862400
29268367392739686809600

[1,1,2,2,12,4,72,72,720,576,22032,7776,476928,
 400896,6352992,8515584,805146624,279023616,
 36481536000,23627980800,881012367360,
 1065509240832,192859121664000,65362194432000,
 10489384048435200,12214493322854400,
 981016943829811200,937734333109862400,
 268367392739686809600]