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