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

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

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

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

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