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

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

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

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

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