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A250071 as a simple table

na(n)
11
26
372
4120
55184
61440
7373248
86720
928800
10103680
111934917632
1280640
13278628139008
147464960
152073600
16483840
171444408272617472
181612800
19103997395628457984
205806080
21298598400
2277396705280
23539122498937926189056
247096320
251658880000
265572562780160
2790316800
28418037760
29402452788967166148425547776
30116121600

[1,6,72,120,5184,1440,373248,6720,28800,103680,
 1934917632,80640,278628139008,7464960,2073600,
 483840,1444408272617472,1612800,
 103997395628457984,5806080,298598400,77396705280,
 539122498937926189056,7096320,1658880000,
 5572562780160,90316800,418037760,
 402452788967166148425547776,116121600]