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