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