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

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

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

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

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