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