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

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

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

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

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