3-7-9-11 hexany
An 11-odd-limit Hexany. This creates a scale of 1 33/28 9/7 3/2 11/7 11/6 2/1, with steps of 33/28 12/11 7/6 22/21 7/6 12/11. With alternating small & large steps and two 3/2's to provide points of stability, this is an undecimal relative of the augmented scale and quite effective melodically.
! 3-7-9-11_Hexany.scl ! 3 7 9 11 2-combination Hexany 6 ! 33/28 9/7 3/2 11/7 11/6 2/1
Suggested keyboard mapping: C D# E G Ab B C