cp's OEIS Frontend

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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A289258 Prime factors of numbers in A289257.

Original entry on oeis.org

3, 19, 163, 1459, 8803, 17497, 52489, 78787, 164617, 370387
Offset: 1

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Author

Michel Marcus, Jun 29 2017

Keywords

Comments

Kalmynin conjectures that this sequence is infinite.
I have some doubts about terms 17497, 52489, 164617 that are == 1 (mod 8).

Links

  • Alexander Kalmynin, On Novák numbers, arXiv:1611.00417 [math.NT], 2016. See Theorem 7 p. 11.

Crossrefs

Cf. A006521, A057719, A124240, A289257.
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