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

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

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

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

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