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A271070 as a simple table

n a(n)
1 0
2 1
3 31
4 3192
5 688912
6 336562064
7 385875000312
8 1059450143900688
9 7053540830611404456
10 114825973523109367880880
11 4597293982413168923370961064
12 454594551827670845887783486952736 

[0,1,31,3192,688912,336562064,385875000312,
 1059450143900688,7053540830611404456,
 114825973523109367880880,
 4597293982413168923370961064,
 454594551827670845887783486952736]

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Last modified April 25 12:33 EDT 2024. Contains 371969 sequences. (Running on oeis4.)