https://en.xen.wiki/index.php?action=history&feed=atom&title=1-3-5-9-11-13_eikosany 2026-08-06T19:07:46Z Revision history for this page on the wiki MediaWiki 1.43.6 https://en.xen.wiki/index.php?title=1-3-5-9-11-13_eikosany&diff=223411&oldid=prev 2026-02-06T10:30:58Z

<p>Create Page.</p> <p><b>New page</b></p><div>[[File:1-3-5-9-11-13_Eikosany.png|thumb|Circle diagram.]] A [[13-odd-limit]] [[eikosany]]. This creates a scale of 1 33/32 13/12 11/10 9/8 143/120 39/32 99/80 13/10 429/320 11/8 117/80 143/96 3/2 13/8 33/20 143/80 9/5 11/6 39/20 2/1, with steps of 33/32 104/99 66/65 45/44 143/135 45/44 66/65 104/99 33/32 40/39 117/110 55/54 144/143 13/12 66/65 13/12 144/143 55/54 117/110 40/39. 12 notes have perfect fifths above them, giving you plenty of stable rooting points, but there are also quite a few tiny comma steps that blur into their neighbours, making this quite uneven and requiring a lot of work memorising what keys are mapped to what notes to play the correct combinations.<br /> <br /> &lt;pre&gt;<br /> ! 1-3-5-9-11-13_Eikosany.scl<br /> !<br /> 1 3 5 9 11 13 3-combination Eikosany<br /> 20<br /> !<br /> 53.272<br /> 138.572<br /> 165.004<br /> 203.910<br /> 303.576<br /> 342.482<br /> 368.914<br /> 454.213<br /> 507.486<br /> 551.317<br /> 658.123<br /> 689.890<br /> 701.955<br /> 840.527<br /> 866.959<br /> 1005.531<br /> 1017.596<br /> 1049.362<br /> 1156.168<br /> 1200<br /> &lt;/pre&gt;<br /> <br /> [[Category:Eikosanies]]<br /> [[Category:20-tone scales]]<br /> [[Category:Pages with Scala files]]</div>

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