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