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

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

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

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

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