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