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