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