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

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

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

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

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