A291714 - OEIS

%I #9 Sep 16 2017 15:00:25

%S 1260,1575,1680,1890,2016,2100,2205,2520

%N 2520 * preferred ratios of room height / length in Alberti's Ten Books on Architecture.

%H Radislav Zuk, <a href="https://link.springer.com/chapter/10.1007/978-3-319-00137-1_38">From Renaissance Musical Proportions to Polytonality in Twentieth Century Architecture</a>, Chapter 38 in Volume 1 of K. Williams and M. J. Ostwald (eds.), Architecture and Mathematics from Antiquity to the Future, DOI 10.1007/978-3-319-00137-1_38, Springer International Publishing Switzerland 2015

%e a(8)=2205 is in the sequence, because the length / height ratio of 2520/2205 corresponds to the referred ratio of 8/7 given in the table provided in A291713.

%Y Cf. A291713, A291715, A291719.

%K nonn,fini,full

%O 1,1

%A _Hugo Pfoertner_, Sep 01 2017