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

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

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

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

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