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.

A364221 Starts of runs of 6 consecutive integers that are Jacobsthal-Niven numbers (A364216).

Original entry on oeis.org

28754556, 103529256, 121576571, 288033576, 293979516, 414100179, 497440040, 584411859, 766411476, 858663636, 1498843176, 1591095336, 1637221416, 1683347496, 1775599656, 1816140156, 2341109715, 2789551400, 2882625576, 3042399699, 3044066856, 3067129896, 3240102696
Offset: 1

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Author

Amiram Eldar, Jul 14 2023

Keywords

Comments

Are there 7 or more consecutive integers that are Jacobsthal-Niven numbers?

Crossrefs

Subsequence of A364216, A364217, A364218, A364219 and A364220.
Cf. A330929.

Programs

  • Mathematica
    consecJacobsthalNiven[1.2*10^8, 6] (* using the function from A364217 *)
  • PARI
    lista(1.2*10^8, 6) \\ using the function from A364217