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A176581
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n^3+Smallest square, (Smallest square >= n^3).
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6
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0, 2, 17, 63, 128, 269, 441, 704, 1041, 1458, 2024, 2700, 3492, 4406, 5553, 6856, 8192, 9954, 11761, 13748, 16100, 18670, 21464, 24488, 27748, 31250, 35265, 39564, 44153, 49038, 54225, 59720, 65892, 72037, 78905, 86139, 93312, 101729, 110097, 118855
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OFFSET
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0,2
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COMMENTS
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2^3+9=17,3^3+36=63,..
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LINKS
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MAPLE
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seq(n^3 + ceil(sqrt(n^3))^2, n=0..100); # Robert Israel, Jun 18 2018
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MATHEMATICA
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r[n_]:=n^3; f[n_]:=r[n]+Ceiling[Sqrt[r[n]]]^2; Table[f[n], {n, 0, 5!}]
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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