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A071378
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Largest proper divisor of n^3.
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0
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4, 9, 32, 25, 108, 49, 256, 243, 500, 121, 864, 169, 1372, 1125, 2048, 289, 2916, 361, 4000, 3087, 5324, 529, 6912, 3125, 8788, 6561, 10976, 841, 13500, 961, 16384, 11979, 19652, 8575, 23328, 1369, 27436, 19773, 32000, 1681, 37044, 1849, 42592
(list; graph; refs; listen; history; internal format)
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OFFSET
| 2,1
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COMMENTS
| Computable as largest value of GCD[n^3,j] for j=1+n^3,...,-1+2^n^3.
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FORMULA
| a(n)=A032742[n^3]
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MATHEMATICA
| Table[Max[Table[GCD[n^3, w], {w, n^3+1, 2*n^3-1}]], {n, 2, 128}]
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CROSSREFS
| Cf. A032742, A070935.
Sequence in context: A111160 A192876 A201689 * A053192 A005985 A151271
Adjacent sequences: A071375 A071376 A071377 * A071379 A071380 A071381
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KEYWORD
| nonn
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AUTHOR
| Labos E. (labos(AT)ana.sote.hu), May 22 2002
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