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

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

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

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

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