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

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

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

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

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