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

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

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

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

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