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