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A074272
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Partial alternating sums of the Kolakoski sequence A000002.
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4
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1, -1, 1, 0, 1, -1, 0, -2, 0, -1, 1, -1, 0, -1, 1, 0, 1, -1, 1, 0, 2, 1, 2, 0, 1, -1, 1, 0, 1, -1, 0, -1, 1, 0, 2, 0, 1, -1, 1, 0, 1, -1, 0, -2, 0, -1, 1, 0, 1, -1, 0, -1, 1, -1, 0, -2, 0, -1, 0, -2, -1, -3, -1, -2, 0, -2, -1, -2, 0, -1, 0, -2, -1, -3, -1, -2, 0
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OFFSET
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1,8
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LINKS
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EXAMPLE
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Kolakoski: 1,2,2,1,1,2,1,2,2,1,2,2,1,1,... We look at 1-2+2-1+1-2+1-2+2 and this gives 1,-1,1,0,1,-1,0,-2,0
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CROSSREFS
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KEYWORD
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sign,easy
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AUTHOR
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STATUS
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approved
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