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