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.

Showing 1-2 of 2 results.

A160342 Smallest near-repdigit prime with digit n occurring n times, or 0 if no such prime exists.

Original entry on oeis.org

199, 223, 2333, 44449, 555557, 0, 77767777, 888888883, 9199999999
Offset: 1

Views

Author

Lekraj Beedassy, May 10 2009

Keywords

Comments

"Near-repdigit" in the definition means that all but one of the digits of the base-10 representation are the same.

Crossrefs

Cf. A105975-A105982, A069569, A164937 (near-repdigit primes).

Extensions

Corrected by Arkadiusz Wesolowski, Sep 23 2011

A178559 Smallest prime using the digit n exactly n times.

Original entry on oeis.org

13, 223, 2333, 44449, 555557, 16666669, 77767777, 888888883, 9199999999
Offset: 1

Views

Author

Lekraj Beedassy, May 29 2010

Keywords

Crossrefs

A178550-A178558

Formula

a(n) = A069569(n), n=1..9. [From R. J. Mathar, May 31 2010]
Showing 1-2 of 2 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.