(0 20 2)(1 6 3)(4 18 16 15 7)(5 10 8)(9 14 11)(12 21 13)(17 22 19)
ALLOWS (11/8)-SEQUENCE
1: (1 6 9)

(0 20 2)(1 14 11 9 3)(4 18 16 15 7)(5 10 8)(6)(12 21 13)(17 22 19)
2: (4 18 7)

(0 20 2)(1 14 11 9 3)(4)(5 10 8)(6)(7 16 15)(12 21 13)(17 22 19)(18)
3: (5 10 8)

(0 20 2)(1 14 11 9 3)(4)(5)(6)(7 16 15)(8)(10)(12 21 13)(17 22 19)(18)
4: (3 11 9)

(0 20 2)(1 14 11)(3)(4)(5)(6)(7 16 15)(8)(9)(10)(12 21 13)(17 22 19)(18)