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