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