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