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

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

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

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

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