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