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Search: id:A007824
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| A007824 |
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For N=Sum a(i).2^i, a(i)=0,1, set D(N)/D(2)=Sum i.a(i).2^(i-1); sequence gives n-th derivative of 16. |
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| 16, 32, 80, 224, 720, 2976, 15120, 92448, 704592, 6455520, 69518032, 897158048, 12700875536, 203746961696, 3674124288080, 74060581880032, 1692860294726352, 42020514867170208, 1144626896435067664, 33222330682700081440
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