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