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