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