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A357392 as a simple table

na(n)
00
11
25
356
4990
524024
6742560
727907200
81235591280
962990928000
103634245014400
11234102016512000
1216654322805120000
131296884927852236800
14109720581991308288000
1510021650950985427353600
16982869376029609100032000
17103017324974226408345600000

[0,1,5,56,990,24024,742560,27907200,1235591280,
 62990928000,3634245014400,234102016512000,
 16654322805120000,1296884927852236800,
 109720581991308288000,10021650950985427353600,
 982869376029609100032000,
 103017324974226408345600000]