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