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A377211 as a simple table

na(n)
01
14
212
324
4180
51056
62592
715552
846656
9544320
1020528640
11238085568
123547348992
1346438023168
14599501979648

[1,4,12,24,180,1056,2592,15552,46656,544320,
 20528640,238085568,3547348992,46438023168,
 599501979648]