(0 19 2)(1 5 3)(4 9 7)(6 20 17 13 11)(8 12 10)(14 21 18 16 15)
ALLOWS (11/8)-SEQUENCE
1: (0 8 12)
(0 10 8 19 2)(1 5 3)(4 9 7)(6 20 17 13 11)(12)(14 21 18 16 15)
2: (6 20 11)
(0 10 8 19 2)(1 5 3)(4 9 7)(6)(11 17 13)(12)(14 21 18 16 15)(20)
3: (4 9 7)
(0 10 8 19 2)(1 5 3)(4)(6)(7)(9)(11 17 13)(12)(14 21 18 16 15)(20)
4: (2 8 19)
(0 10 8)(1 5 3)(2)(4)(6)(7)(9)(11 17 13)(12)(14 21 18 16 15)(19)(20)