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Search: id:A080958
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| A080958 |
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n!*(2/1 - 3/2 + 4/3 - .. + s*(n+1)/n), where s = (-1)^(n+1). |
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+0 1
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| 2, 1, 11, 14, 214, 444, 8868, 25584, 633456, 2342880, 69317280, 312888960, 10773578880, 57424792320, 2256224544000, 13869128448000, 612385401600000, 4264876094976000, 209080119919104000, 1627055289796608000
(list; graph; listen)
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