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

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

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

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

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