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