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

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

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

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

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