7th root of 20/13 is a scale Hanuman Zhang has been peddling around, so I decided to try it out. He calls it "Throbbin’ Chthonic Bleu" or TCB for short. It turns out I like it a lot. It's like 11tET but different.
Throbbin’ Chthonic Bleu
7th root of 20/13
cents (rounded to whole numbers)
0
107
213
320
426
533
639
746
852
959
1065
1172
1278
1385