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

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

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

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

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