login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A051725 Denominator of n/12. 0
1, 12, 6, 4, 3, 12, 2, 12, 3, 4, 6, 12, 1, 12, 6, 4, 3, 12, 2, 12, 3, 4, 6, 12, 1, 12, 6, 4, 3, 12, 2, 12, 3, 4, 6, 12, 1, 12, 6, 4, 3, 12, 2, 12, 3, 4, 6, 12, 1, 12, 6, 4, 3, 12, 2, 12, 3, 4, 6, 12, 1, 12, 6, 4, 3, 12, 2, 12, 3, 4, 6, 12, 1, 12, 6, 4, 3, 12, 2, 12, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Arises in the equal-tempered musical scale - see Goldstein (1977), Table 1. - N. J. A. Sloane, Aug 29 2018

REFERENCES

Goldstein, A. A. "Optimal temperament." SIAM Review 19.3 (1977): 554-562.

R. L. Graham, D. E. Knuth and O. Patashnik, Concrete Mathematics. Addison-Wesley, Reading, MA, 1990, p. 269.

LINKS

Table of n, a(n) for n=0..80.

CROSSREFS

Cf. A051723.

Sequence in context: A033963 A131570 A033332 * A070292 A283880 A084067

Adjacent sequences:  A051722 A051723 A051724 * A051726 A051727 A051728

KEYWORD

nonn,easy,frac

AUTHOR

N. J. A. Sloane

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 17 18:54 EST 2018. Contains 317276 sequences. (Running on oeis4.)