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

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

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

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

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