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

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

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

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

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