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

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

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

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

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