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