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Search: id:A088992
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| A088992 |
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Derangement numbers d(n,5) where d(n,k) = k(n-1)(d(n-1,k) + d(n-2,k)), with d(0,k) = 1 and d(1,k) = 0. |
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5
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| 1, 0, 5, 50, 825, 17500, 458125, 14268750, 515440625, 21188375000, 976671703125, 49893003906250, 2797832158515625, 170863509745312500, 11287987223748828125, 802119551344589843750, 61005565392625400390625, 4944614795517599218750000
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