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