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A259348
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a(n) = n^3 - 8.
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0
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-8, -7, 0, 19, 56, 117, 208, 335, 504, 721, 992, 1323, 1720, 2189, 2736, 3367, 4088, 4905, 5824, 6851, 7992, 9253, 10640, 12159, 13816, 15617, 17568, 19675, 21944, 24381, 26992, 29783, 32760, 35929, 39296, 42867, 46648, 50645, 54864, 59311, 63992
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OFFSET
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0,1
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COMMENTS
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The cubic number sequence whose geometrical arrangement loses all vertices: this is a figurate number represented by a cubic lattice of n^3 equispaced points without vertices.
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LINKS
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FORMULA
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MATHEMATICA
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LinearRecurrence[{4, -6, 4, -1}, {-8, -7, 0, 19}, 50] (* Harvey P. Dale, Sep 25 2017 *)
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PROG
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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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EXTENSIONS
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STATUS
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approved
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