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Search: id:A071378
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| A071378 |
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Largest proper divisor of n^3. |
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+0
1
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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
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OFFSET
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2,1
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COMMENT
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Computable as largest value of GCD[n^3,j] for j=1+n^3,...,-1+2^n^3.
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FORMULA
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a(n)=A032742[n^3]
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MATHEMATICA
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Table[Max[Table[GCD[n^3, w], {w, n^3+1, 2*n^3-1}]], {n, 2, 128}]
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CROSSREFS
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Cf. A032742, A070935.
Sequence in context: A041137 A042599 A111160 this_sequence A053192 A005985 A057819
Adjacent sequences: A071375 A071376 A071377 this_sequence A071379 A071380 A071381
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KEYWORD
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nonn
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AUTHOR
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Labos E. (labos(AT)ana.sote.hu), May 22 2002
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