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