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

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

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

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

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