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