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