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