(0 21 3)(1 7 4)(2 13 5)(6 10 8)(9 15 11)(12 19 18 16 14)(17 22 20)
ALLOWS (11/8)-SEQUENCE
1: (1 7 9)

(0 21 3)(1 15 11 9 4)(2 13 5)(6 10 8)(7)(12 19 18 16 14)(17 22 20)
2: (6 10 8)

(0 21 3)(1 15 11 9 4)(2 13 5)(6)(7)(8)(10)(12 19 18 16 14)(17 22 20)
3: (4 11 9)

(0 21 3)(1 15 11)(2 13 5)(4)(6)(7)(8)(9)(10)(12 19 18 16 14)(17 22 20)
4: (2 13 5)

(0 21 3)(1 15 11)(2)(4)(5)(6)(7)(8)(9)(10)(12 19 18 16 14)(13)(17 22 20)