%I #7 Aug 29 2018 14:52:30
%S 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,
%T 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,
%U 6,12,1,12,6,4,3,12,2,12,3,4,6,12,1,12,6,4,3,12,2,12,3
%N Denominator of n/12.
%C Arises in the equal-tempered musical scale - see Goldstein (1977), Table 1. - _N. J. A. Sloane_, Aug 29 2018
%D Goldstein, A. A. "Optimal temperament." SIAM Review 19.3 (1977): 554-562.
%D R. L. Graham, D. E. Knuth and O. Patashnik, Concrete Mathematics. Addison-Wesley, Reading, MA, 1990, p. 269.
%Y Cf. A051723.
%K nonn,easy,frac
%O 0,2
%A _N. J. A. Sloane_