(0 21 2)(1 15 3)(4 14 11 8 6)(5 16 13)(7 10 9)(12 19 17)(18 22 20)
ALLOWS (11/8)-SEQUENCE
1: (1 15 18)

(0 21 2)(1 22 20 18 3)(4 14 11 8 6)(5 16 13)(7 10 9)(12 19 17)(15)
2: (12 19 17)

(0 21 2)(1 22 20 18 3)(4 14 11 8 6)(5 16 13)(7 10 9)(12)(15)(17)(19)
3: (5 16 13)

(0 21 2)(1 22 20 18 3)(4 14 11 8 6)(5)(7 10 9)(12)(13)(15)(16)(17)(19)
4: (3 20 18)

(0 21 2)(1 22 20)(3)(4 14 11 8 6)(5)(7 10 9)(12)(13)(15)(16)(17)(18)(19)