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A054947 as a simple table

n a(n)
1 1
2 0
3 16
4 1536
5 557056
6 731381760
7 3517947314176
8 63491024068018176
9 4399839304395507367936
10 1190389701200990489133711360
11 1270450770186900638201337522159616
12 5381052721259860098970976735257549602816
13 90765718885519516263620106778209295628266110976

[1,0,16,1536,557056,731381760,3517947314176,
 63491024068018176,4399839304395507367936,
 1190389701200990489133711360,
 1270450770186900638201337522159616,
 5381052721259860098970976735257549602816,
 90765718885519516263620106778209295628266110976]

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Last modified May 16 12:46 EDT 2021. Contains 343947 sequences. (Running on oeis4.)