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