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

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

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

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

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