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Search: id:A059522
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| A059522 |
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a(1) = 1, then a(n) = n*(n^(n-1)-1)*(n-2)!/(n-1). |
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2
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| 1, 2, 12, 168, 4680, 223920, 16470720, 1725655680, 244074902400, 44799999955200, 10353389902732800, 2941340482417075200, 1007483754568427136000, 409436080665631065446400, 194769597399609368328192000, 107210375103315036907081728000, 67610055415398119744255815680000
(list; graph; listen)
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