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