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

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

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

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

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