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A293195 as a simple table

na(n)
01
11
23
313
472
5500
64020
737380
8389760
94546080
1058363200
11814968000
1212301027200
13200216016000
143484710028800
1564639070496000
161270187702784000
1726414731639296000
18578733086131200000
1913328586071184384000
20321801976039864320000
218127599117746268160000

[1,1,3,13,72,500,4020,37380,389760,4546080,
 58363200,814968000,12301027200,200216016000,
 3484710028800,64639070496000,1270187702784000,
 26414731639296000,578733086131200000,
 13328586071184384000,321801976039864320000,
 8127599117746268160000]