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