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

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

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

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

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