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