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

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

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

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

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