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

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

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

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

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