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

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

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

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

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