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A325740
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First term of n-th difference sequence of (floor(2*Pi*k)), k >= 0.
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2
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6, 0, 0, 1, -4, 10, -20, 36, -64, 120, -239, 484, -946, 1716, -2794, 3872, -3872, 1, 14160, -52478, 143716, -345400, 767976, -1613128, 3226257, -6148960, 11119030, -18874260, 29414650, -39955040, 39955040, 1, -151615948, 575723786, -1611404740, 3936821260
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Table[First[Differences[Table[Floor[2Pi*n], {n, 0, 50}], n]], {n, 1, 50}]
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CROSSREFS
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KEYWORD
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easy,sign
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AUTHOR
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STATUS
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approved
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