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 1-1 of 1 results.

A332951 Numbers m such that A245486(k) = m for some k.

Original entry on oeis.org

2, 6, 10, 14, 15, 21, 22, 26, 33, 34, 35, 38, 39, 51, 55, 57, 62, 65, 69, 77, 82, 85, 86, 87, 91, 93, 95, 111, 115, 119, 123, 129, 133, 141, 143, 145, 146, 155, 159, 161, 177, 178, 183, 185, 187, 201, 203, 205, 209, 213, 215, 217, 218, 219, 221, 226, 235, 237, 247
Offset: 1

Views

Author

Jinyuan Wang, Mar 04 2020

Keywords

Comments

Also the union of 2 and squarefree semiprimes which never occur in A332952. See A245486 for more information.

Examples

			218 = 2*109 is in the sequence because A245486(262144) = 218.

Links

  • Romanian Master in Mathematics Contest, Bucharest, 2020, Problem 6

Crossrefs

Cf. A000040, A006530, A006881, A014664, A245486, A332952.
Showing 1-1 of 1 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.