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

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

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

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

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