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