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A002436 as a simple table

na(n)
01
14
280
33904
4354560
551733504
611070525440
73266330312704
81270842139934720
9630424777638805504
10388362339077351014400
11290870261262635870715904
12260290690801376575335956480
13274278793184290987427604987904
14336150887870579862992197737512960

[1,4,80,3904,354560,51733504,11070525440,
 3266330312704,1270842139934720,630424777638805504,
 388362339077351014400,290870261262635870715904,
 260290690801376575335956480,
 274278793184290987427604987904,
 336150887870579862992197737512960]