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

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

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

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

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