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

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

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

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

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