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