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

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

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

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

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