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

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

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

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

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