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