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

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

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

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

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