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

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

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

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

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