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