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Search: id:A112035
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| A112035 |
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Sum(k*C(n,k)^2*C(n+k,k)^3,k=0..n), where C := binomial. |
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+0 1
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| 0, 8, 540, 42576, 3675000, 334595040, 31539372732, 3046472028320, 299666635774704, 29894793786770040, 3016010007220052700, 307083034957464057600, 31506217163866419507000, 3253427167078021753747200, 337821983730064508845772700, 35246436592815103238009282880
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