A positive value of for which has no solution, where is the totient function. The first few are 10, 26, 34, 50, 52, ... (OEIS A005278).
See alsoNontotient,
Totient Function Explore with Wolfram|Alpha ReferencesGuy, R. K. Unsolved Problems in Number Theory, 2nd ed. New York: Springer-Verlag, p. 91, 1994.Sloane, N. J. A. Sequence A005278/M4688 in "The On-Line Encyclopedia of Integer Sequences." Referenced on Wolfram|AlphaNoncototient Cite this as:Weisstein, Eric W. "Noncototient." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/Noncototient.html
Subject classificationsRetroSearch is an open source project built by @garambo | Open a GitHub Issue
Search and Browse the WWW like it's 1997 | Search results from DuckDuckGo
HTML:
3.2
| Encoding:
UTF-8
| Version:
0.7.4