Llywelyn comma
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| Ratio | 4194304/4117715 |
| Monzo | [22 0 -1 -7⟩ |
| Size in cents | 31.9049 |
| Name(s) | llywelyn comma |
| open this interval in xen-calc | |
4194304/4117715, the llywelyn comma (named after Llywelyn Bren), is a 7-limit medium comma. It is the amount by which seven 8/7s exceed an octave plus a 5/4. Tempering out this comma for the 2.5.7 subgroup leads to llywelyn temperament, which includes 16edo and 37edo.