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

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

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

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

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