4-18, (0367), XM11(5)no3/9
   
Interval-content vector <102111>
Distance (12/4)*

the minimum Euclidean distance from this set to any transposition of the perfectly even 4 note chord, in semitones

Ancohemitonic chromatic-cluser-free
Hemitonic set contains one or more semitones
Self-M-Related the M-relation (replace semitone intervals with perfect fourths) maps this set to itself
Tritonic set contains one or more tritones



5-Z38
5-Z36