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