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

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

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

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

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