Lumatone mapping for 52edo
There are many conceivable ways to map 52edo onto the onto the Lumatone keyboard. However, it has 2 mutually-exclusive rings of fifths, so the Standard Lumatone mapping for Pythagorean is not one of them. You can use the b val, but it is extremely sharp, to the point where major seconds become 8/7 instead of 9/8.
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The neutral thirds mapping is probably easier to navigate.
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