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