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

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

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

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

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