(0 15 13)(1 5 3)(2 20 18)(4 9 6)(7 17 16)(8 14 11)(10 19 12)
ALLOWS (11/8)-SEQUENCE
1: (1 10 19)

(0 15 13)(1 12 10 5 3)(2 20 18)(4 9 6)(7 17 16)(8 14 11)(19)
2: (2 20 18)

(0 15 13)(1 12 10 5 3)(2)(4 9 6)(7 17 16)(8 14 11)(18)(19)(20)
3: (1 12 3)

(0 15 13)(1)(2)(3 10 5)(4 9 6)(7 17 16)(8 14 11)(12)(18)(19)(20)
4: (8 14 11)

(0 15 13)(1)(2)(3 10 5)(4 9 6)(7 17 16)(8)(11)(12)(14)(18)(19)(20)