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A134095 as a simple table

na(n)
01
10
22
312
4120
51480
622320
7396564
88118656
9188185680
104871980800
11139342178140
124363291266048
13148470651659928
145455056815237120
15215238256785814500
169077047768435752960
17407449611073696325536
1819396232794530856894464
19976025303642559490903980

[1,0,2,12,120,1480,22320,396564,8118656,188185680,
 4871980800,139342178140,4363291266048,
 148470651659928,5455056815237120,
 215238256785814500,9077047768435752960,
 407449611073696325536,19396232794530856894464,
 976025303642559490903980]