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