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