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

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

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

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

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