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A013180 as a simple table

na(n)
01
14
280
34480
4462080
577248000
618902835200
76385348403200
82843287396352000
91614575957622784000
101138477316012441600000
11976037590707833405440000
12999765439694232249958400000

[1,4,80,4480,462080,77248000,18902835200,
 6385348403200,2843287396352000,
 1614575957622784000,1138477316012441600000,
 976037590707833405440000,
 999765439694232249958400000]