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