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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A189821 Smallest integer m such that m*j is a sum of two distinct positive cubes for j=1..n.

Original entry on oeis.org

9, 728, 2457, 124488, 124488, 124488
Offset: 1

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Author

Zak Seidov, Jun 02 2011

Keywords

Comments

Identifies the first arithmetic progression with at least n terms in A024670.
Terms beyond a(6) are >= 1400000 (but may not exist).

Examples

			a(6)=m=124488: 1*m=124488=34^3+44^3, 2*m=248976=22^3+62^3, 3*m=373464=6^3+72^3=54^3+60^3, 4*m=497952=17^3+79^3, 5*m=622440=37^5+83^3, 6*m=746928=71^3+73^3.

Crossrefs

Cf. A024670, A191345, A191352, A191383.
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Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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