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