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