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

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

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

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

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