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