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

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

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

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

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