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