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