(0 20 19)(1 17 15 12 10)(2 21 4)(3 8 5)(6 11 9)(7 18 16 14 13)
ALLOWS (11/8)-SEQUENCE
1: (0 10 15)
(0 12 10 20 19)(1 17 15)(2 21 4)(3 8 5)(6 11 9)(7 18 16 14 13)
2: (7 18 13)
(0 12 10 20 19)(1 17 15)(2 21 4)(3 8 5)(6 11 9)(7)(13 16 14)(18)
3: (6 11 9)
(0 12 10 20 19)(1 17 15)(2 21 4)(3 8 5)(6)(7)(9)(11)(13 16 14)(18)
4: (0 12 10)
(0 20 19)(1 17 15)(2 21 4)(3 8 5)(6)(7)(9)(10)(11)(12)(13 16 14)(18)