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

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

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

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

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