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

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

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

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

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