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

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

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

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

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