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